113426165 has 4 divisors (see below), whose sum is σ = 136111404. Its totient is φ = 90740928.

The previous prime is 113426161. The next prime is 113426177. The reversal of 113426165 is 561624311.

It is a happy number.

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 39225169 + 74200996 = 6263^2 + 8614^2 .

It is a cyclic number.

It is not a de Polignac number, because 113426165 - 2² = 113426161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113426161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11342612 + ... + 11342621.

It is an arithmetic number, because the mean of its divisors is an integer number (34027851).

Almost surely, 2^113426165 is an apocalyptic number.

It is an amenable number.

113426165 is a deficient number, since it is larger than the sum of its proper divisors (22685239).

113426165 is an equidigital number, since it uses as much as digits as its factorization.

113426165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22685238.

The product of its digits is 4320, while the sum is 29.

The square root of 113426165 is about 10650.1720643377. The cubic root of 113426165 is about 484.0658178939.

The spelling of 113426165 in words is "one hundred thirteen million, four hundred twenty-six thousand, one hundred sixty-five".