113568257 has 8 divisors (see below), whose sum is σ = 124200480. Its totient is φ = 102987360.

The previous prime is 113568253. The next prime is 113568311. The reversal of 113568257 is 752865311.

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

It is a cyclic number.

It is not a de Polignac number, because 113568257 - 2² = 113568253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113568257.

It is not an unprimeable number, because it can be changed into a prime (113568253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8123 + ... + 17120.

It is an arithmetic number, because the mean of its divisors is an integer number (15525060).

Almost surely, 2^113568257 is an apocalyptic number.

It is an amenable number.

113568257 is a deficient number, since it is larger than the sum of its proper divisors (10632223).

113568257 is a wasteful number, since it uses less digits than its factorization.

113568257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25663.

The product of its digits is 50400, while the sum is 38.

The square root of 113568257 is about 10656.8408545873. The cubic root of 113568257 is about 484.2678676253.

The spelling of 113568257 in words is "one hundred thirteen million, five hundred sixty-eight thousand, two hundred fifty-seven".