118308585 has 32 divisors (see below), whose sum is σ = 193559040. Its totient is φ = 61689600.

The previous prime is 118308569. The next prime is 118308607. The reversal of 118308585 is 585803811.

It is not a de Polignac number, because 118308585 - 2⁴ = 118308569 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 218415 + ... + 218955.

It is an arithmetic number, because the mean of its divisors is an integer number (6048720).

Almost surely, 2^118308585 is an apocalyptic number.

118308585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118308585 is a deficient number, since it is larger than the sum of its proper divisors (75250455).

118308585 is a wasteful number, since it uses less digits than its factorization.

118308585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849.

The product of its (nonzero) digits is 38400, while the sum is 39.

The square root of 118308585 is about 10876.9749930760. The cubic root of 118308585 is about 490.9140027723.

The spelling of 118308585 in words is "one hundred eighteen million, three hundred eight thousand, five hundred eighty-five".