118933538 has 16 divisors (see below), whose sum is σ = 183103200. Its totient is φ = 57904800.

The previous prime is 118933421. The next prime is 118933583. The reversal of 118933538 is 835339811.

It is a happy number.

It is a super-2 number, since 2×118933538² = 28290372922394888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 118933495 and 118933504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55613 + ... + 57711.

It is an arithmetic number, because the mean of its divisors is an integer number (11443950).

Almost surely, 2^118933538 is an apocalyptic number.

118933538 is a deficient number, since it is larger than the sum of its proper divisors (64169662).

118933538 is a wasteful number, since it uses less digits than its factorization.

118933538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833.

The product of its digits is 77760, while the sum is 41.

The square root of 118933538 is about 10905.6654084013. The cubic root of 118933538 is about 491.7768861901.

The spelling of 118933538 in words is "one hundred eighteen million, nine hundred thirty-three thousand, five hundred thirty-eight".