118323865 has 16 divisors (see below), whose sum is σ = 155315520. Its totient is φ = 85821120.

The previous prime is 118323853. The next prime is 118323871. The reversal of 118323865 is 568323811.

It is not a de Polignac number, because 118323865 - 2⁹ = 118323353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19126 + ... + 24544.

It is an arithmetic number, because the mean of its divisors is an integer number (9707220).

Almost surely, 2^118323865 is an apocalyptic number.

It is an amenable number.

118323865 is a deficient number, since it is larger than the sum of its proper divisors (36991655).

118323865 is a wasteful number, since it uses less digits than its factorization.

118323865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5832.

The product of its digits is 34560, while the sum is 37.

The square root of 118323865 is about 10877.6773715716. The cubic root of 118323865 is about 490.9351363275.

The spelling of 118323865 in words is "one hundred eighteen million, three hundred twenty-three thousand, eight hundred sixty-five".