113545165 has 8 divisors (see below), whose sum is σ = 136314360. Its totient is φ = 90796032.

The previous prime is 113545163. The next prime is 113545183. The reversal of 113545165 is 561545311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5447556 + 108097609 = 2334^2 + 10397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113545165 - 2¹ = 113545163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113545163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14001 + ... + 20569.

It is an arithmetic number, because the mean of its divisors is an integer number (17039295).

Almost surely, 2^113545165 is an apocalyptic number.

It is an amenable number.

113545165 is a deficient number, since it is larger than the sum of its proper divisors (22769195).

113545165 is an equidigital number, since it uses as much as digits as its factorization.

113545165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10031.

The product of its digits is 9000, while the sum is 31.

The square root of 113545165 is about 10655.7573639793. The cubic root of 113545165 is about 484.2350431023.

The spelling of 113545165 in words is "one hundred thirteen million, five hundred forty-five thousand, one hundred sixty-five".