113170765 has 4 divisors (see below), whose sum is σ = 135804924. Its totient is φ = 90536608.

The previous prime is 113170727. The next prime is 113170807. The reversal of 113170765 is 567071311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 567071311 = 61 ⋅9296251.

It can be written as a sum of positive squares in 2 ways, for example, as 40119556 + 73051209 = 6334^2 + 8547^2 .

It is a cyclic number.

It is not a de Polignac number, because 113170765 - 2⁷ = 113170637 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 11317072 + ... + 11317081.

It is an arithmetic number, because the mean of its divisors is an integer number (33951231).

Almost surely, 2^113170765 is an apocalyptic number.

It is an amenable number.

113170765 is a deficient number, since it is larger than the sum of its proper divisors (22634159).

113170765 is an equidigital number, since it uses as much as digits as its factorization.

113170765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22634158.

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 113170765 is about 10638.1748904594. The cubic root of 113170765 is about 483.7022236021.

The spelling of 113170765 in words is "one hundred thirteen million, one hundred seventy thousand, seven hundred sixty-five".