113566113 has 12 divisors (see below), whose sum is σ = 169331968. Its totient is φ = 73268280.

The previous prime is 113566109. The next prime is 113566153. The reversal of 113566113 is 311665311.

113566113 is a `hidden beast` number, since 11 + 35 + 6 + 611 + 3 = 666.

It is not a de Polignac number, because 113566113 - 2² = 113566109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113566153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203245 + ... + 203802.

Almost surely, 2^113566113 is an apocalyptic number.

It is an amenable number.

113566113 is a deficient number, since it is larger than the sum of its proper divisors (55765855).

113566113 is a wasteful number, since it uses less digits than its factorization.

113566113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407084 (or 407081 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 113566113 is about 10656.7402614496. The cubic root of 113566113 is about 484.2648201868.

The spelling of 113566113 in words is "one hundred thirteen million, five hundred sixty-six thousand, one hundred thirteen".