113431355 has 8 divisors (see below), whose sum is σ = 136415664. Its totient is φ = 90546400.

The previous prime is 113431337. The next prime is 113431363. The reversal of 113431355 is 553134311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113431355 - 2²⁶ = 46322491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22301 + ... + 26910.

It is an arithmetic number, because the mean of its divisors is an integer number (17051958).

Almost surely, 2^113431355 is an apocalyptic number.

113431355 is a deficient number, since it is larger than the sum of its proper divisors (22984309).

113431355 is an equidigital number, since it uses as much as digits as its factorization.

113431355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49677.

The product of its digits is 2700, while the sum is 26.

The square root of 113431355 is about 10650.4157195858. The cubic root of 113431355 is about 484.0732008561.

Adding to 113431355 its reverse (553134311), we get a palindrome (666565666).

The spelling of 113431355 in words is "one hundred thirteen million, four hundred thirty-one thousand, three hundred fifty-five".