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−1

Number

Entitynegative integer integer odd numberQ310395

Also known as -1 · negative one · minus one

Instance of: negative integer
, integer
, odd number

Overview

From Wikipedia, the free encyclopedia · Read full article · Text CC BY-SA 4.0

In mathematics, −1 is the additive inverse of 1, that is, the number that when added to 1 gives the additive identity element, 0. It is the negative integer greater than negative two (−2) and less than 0.

Overview

All data

12 statements · 8% with external sources · numbers in brackets are citations

Numeric value: -1
Mathematical inverse: 1 relative to: addition
−1 relative to: multiplication
Different from: −1 criterion used: descriptive page and disambiguation page have to be in different items

On other databases

5 identifiers linking −1 across the web's reference databases

Data quality

statements

externally sourced

Source last edited August 9, 2026. AIDB refreshes this page daily.

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AIDB. (2026). −1 (Q310395). Retrieved from https://aidb.si/e/1-Q310395