113557051 has 4 divisors (see below), whose sum is σ = 115418704. Its totient is φ = 111695400.

The previous prime is 113557021. The next prime is 113557079. The reversal of 113557051 is 150755311.

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

It is a cyclic number.

It is not a de Polignac number, because 113557051 - 2⁵ = 113557019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113557021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930735 + ... + 930856.

It is an arithmetic number, because the mean of its divisors is an integer number (28854676).

Almost surely, 2^113557051 is an apocalyptic number.

113557051 is a deficient number, since it is larger than the sum of its proper divisors (1861653).

113557051 is an equidigital number, since it uses as much as digits as its factorization.

113557051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861652.

The product of its (nonzero) digits is 2625, while the sum is 28.

The square root of 113557051 is about 10656.3150760476. The cubic root of 113557051 is about 484.2519392185.

The spelling of 113557051 in words is "one hundred thirteen million, five hundred fifty-seven thousand, fifty-one".