113550165 has 12 divisors (see below), whose sum is σ = 196820364. Its totient is φ = 60560064.

The previous prime is 113550163. The next prime is 113550181. The reversal of 113550165 is 561055311.

It can be written as a sum of positive squares in 2 ways, for example, as 15421329 + 98128836 = 3927^2 + 9906^2 .

It is not a de Polignac number, because 113550165 - 2¹ = 113550163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113550163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1261624 + ... + 1261713.

It is an arithmetic number, because the mean of its divisors is an integer number (16401697).

Almost surely, 2^113550165 is an apocalyptic number.

113550165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113550165 is a deficient number, since it is larger than the sum of its proper divisors (83270199).

113550165 is a wasteful number, since it uses less digits than its factorization.

113550165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523348 (or 2523345 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 113550165 is about 10655.9919763483. The cubic root of 113550165 is about 484.2421508163.

The spelling of 113550165 in words is "one hundred thirteen million, five hundred fifty thousand, one hundred sixty-five".