118365165 has 64 divisors (see below), whose sum is σ = 218350080. Its totient is φ = 60802560.

The previous prime is 118365157. The next prime is 118365167. The reversal of 118365165 is 561563811.

It is not a de Polignac number, because 118365165 - 2³ = 118365157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118365167) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 507889 + ... + 508121.

It is an arithmetic number, because the mean of its divisors is an integer number (3411720).

Almost surely, 2^118365165 is an apocalyptic number.

118365165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118365165 is a deficient number, since it is larger than the sum of its proper divisors (99984915).

118365165 is a wasteful number, since it uses less digits than its factorization.

118365165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 365 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 118365165 is about 10879.5755891487. The cubic root of 118365165 is about 490.9922486792.

The spelling of 118365165 in words is "one hundred eighteen million, three hundred sixty-five thousand, one hundred sixty-five".