113577665 has 4 divisors (see below), whose sum is σ = 136293204. Its totient is φ = 90862128.

The previous prime is 113577661. The next prime is 113577683. The reversal of 113577665 is 566775311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 48678529 + 64899136 = 6977^2 + 8056^2 .

It is a cyclic number.

It is not a de Polignac number, because 113577665 - 2² = 113577661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113577661) 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, 11357762 + ... + 11357771.

It is an arithmetic number, because the mean of its divisors is an integer number (34073301).

Almost surely, 2^113577665 is an apocalyptic number.

It is an amenable number.

113577665 is a deficient number, since it is larger than the sum of its proper divisors (22715539).

113577665 is an equidigital number, since it uses as much as digits as its factorization.

113577665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22715538.

The product of its digits is 132300, while the sum is 41.

The square root of 113577665 is about 10657.2822520566. The cubic root of 113577665 is about 484.2812395141.

The spelling of 113577665 in words is "one hundred thirteen million, five hundred seventy-seven thousand, six hundred sixty-five".