113910165 has 16 divisors (see below), whose sum is σ = 202507200. Its totient is φ = 60752016.

The previous prime is 113910163. The next prime is 113910169. The reversal of 113910165 is 561019311.

It is not a de Polignac number, because 113910165 - 2¹ = 113910163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113910163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421755 + ... + 422024.

It is an arithmetic number, because the mean of its divisors is an integer number (12656700).

Almost surely, 2^113910165 is an apocalyptic number.

113910165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113910165 is a deficient number, since it is larger than the sum of its proper divisors (88597035).

113910165 is an equidigital number, since it uses as much as digits as its factorization.

113910165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843793 (or 843787 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 113910165 is about 10672.8705135966. The cubic root of 113910165 is about 484.7533588474.

Adding to 113910165 its reverse (561019311), we get a palindrome (674929476).

The spelling of 113910165 in words is "one hundred thirteen million, nine hundred ten thousand, one hundred sixty-five".