113031355 has 4 divisors (see below), whose sum is σ = 135637632. Its totient is φ = 90425080.

The previous prime is 113031349. The next prime is 113031367. The reversal of 113031355 is 553130311.

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

It is not a de Polignac number, because 113031355 - 2⁷ = 113031227 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11303131 + ... + 11303140.

It is an arithmetic number, because the mean of its divisors is an integer number (33909408).

Almost surely, 2^113031355 is an apocalyptic number.

113031355 is a deficient number, since it is larger than the sum of its proper divisors (22606277).

113031355 is an equidigital number, since it uses as much as digits as its factorization.

113031355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22606276.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 113031355 is about 10631.6205255831. The cubic root of 113031355 is about 483.5035249507.

Adding to 113031355 its reverse (553130311), we get a palindrome (666161666).

The spelling of 113031355 in words is "one hundred thirteen million, thirty-one thousand, three hundred fifty-five".