115161165 has 24 divisors (see below), whose sum is σ = 228129408. Its totient is φ = 52644960.

The previous prime is 115161157. The next prime is 115161173. The reversal of 115161165 is 561161511.

It is an interprime number because it is at equal distance from previous prime (115161157) and next prime (115161173).

It is not a de Polignac number, because 115161165 - 2³ = 115161157 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182481 + ... + 183110.

It is an arithmetic number, because the mean of its divisors is an integer number (9505392).

Almost surely, 2^115161165 is an apocalyptic number.

115161165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115161165 is a deficient number, since it is larger than the sum of its proper divisors (112968243).

115161165 is a wasteful number, since it uses less digits than its factorization.

115161165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365609 (or 365606 counting only the distinct ones).

The product of its digits is 900, while the sum is 27.

The square root of 115161165 is about 10731.3170207575. The cubic root of 115161165 is about 486.5214770390.

The spelling of 115161165 in words is "one hundred fifteen million, one hundred sixty-one thousand, one hundred sixty-five".