The only reason is that you happen to speak English. If you grew up speaking
some of the other languages that are popular around our globe, you'd call it
something else. Here are a few examples. (There are many others.)
-- eins
-- uno
-- un
-- echad
-- ee
-- ek
-- een
-- jeden
-- bir
-- ichi
-- isa
-- wahid
-- ett
-- neg
-- kan
-- daya
-- uma
-- egy
-- edno
-- a-deen
Chat with our AI personalities
A prime number?
A number with only one unique divisor is called a "unit".
Such a number is called, "The square root of 1".
It is called unity.
It is a real number.