113656922 has 4 divisors (see below), whose sum is σ = 170485386. Its totient is φ = 56828460.

The previous prime is 113656909. The next prime is 113656927. The reversal of 113656922 is 229656311.

It is a Cunningham number, because it is equal to 10661²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 229656311 = 23 ⋅9985057.

It can be written as a sum of positive squares in only one way, i.e., 113656921 + 1 = 10661^2 + 1^2 .

It is not an unprimeable number, because it can be changed into a prime (113656927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28414229 + ... + 28414232.

Almost surely, 2^113656922 is an apocalyptic number.

113656922 is a deficient number, since it is larger than the sum of its proper divisors (56828464).

113656922 is an equidigital number, since it uses as much as digits as its factorization.

113656922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56828463.

The product of its digits is 19440, while the sum is 35.

The square root of 113656922 is about 10661.0000468999. Note that the first 4 decimals coincide. The cubic root of 113656922 is about 484.3938606988.

The spelling of 113656922 in words is "one hundred thirteen million, six hundred fifty-six thousand, nine hundred twenty-two".