113361165 has 12 divisors (see below), whose sum is σ = 196492764. Its totient is φ = 60459264.

The previous prime is 113361161. The next prime is 113361167. The reversal of 113361165 is 561163311.

113361165 is a `hidden beast` number, since 11 + 33 + 611 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 14040009 + 99321156 = 3747^2 + 9966^2 .

It is not a de Polignac number, because 113361165 - 2² = 113361161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113361161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1259524 + ... + 1259613.

It is an arithmetic number, because the mean of its divisors is an integer number (16374397).

Almost surely, 2^113361165 is an apocalyptic number.

113361165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113361165 is a deficient number, since it is larger than the sum of its proper divisors (83131599).

113361165 is a wasteful number, since it uses less digits than its factorization.

113361165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519148 (or 2519145 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 113361165 is about 10647.1200331357. The cubic root of 113361165 is about 483.9733339702.

It can be divided in two parts, 113361 and 165, that added together give a triangular number (113526 = T₄₇₆).

The spelling of 113361165 in words is "one hundred thirteen million, three hundred sixty-one thousand, one hundred sixty-five".