113183155 has 4 divisors (see below), whose sum is σ = 135819792. Its totient is φ = 90546520.

The previous prime is 113183149. The next prime is 113183197. The reversal of 113183155 is 551381311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 113183155 - 2⁵ = 113183123 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11318311 + ... + 11318320.

It is an arithmetic number, because the mean of its divisors is an integer number (33954948).

Almost surely, 2^113183155 is an apocalyptic number.

113183155 is a deficient number, since it is larger than the sum of its proper divisors (22636637).

113183155 is an equidigital number, since it uses as much as digits as its factorization.

113183155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22636636.

The product of its digits is 1800, while the sum is 28.

The square root of 113183155 is about 10638.7572112536. The cubic root of 113183155 is about 483.7198749566.

The spelling of 113183155 in words is "one hundred thirteen million, one hundred eighty-three thousand, one hundred fifty-five".