43 (number)

This article is about the number 43. For the year, see 43.

43 (forty-three) is a number. It comes between forty-two and forty-four, and is an odd number. It is also the 14th prime number, after 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, and 41.