118133955 has 24 divisors (see below), whose sum is σ = 205051392. Its totient is φ = 62916864.

The previous prime is 118133947. The next prime is 118133959. The reversal of 118133955 is 559331811.

It is not a de Polignac number, because 118133955 - 2³ = 118133947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118133959) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42622 + ... + 45308.

It is an arithmetic number, because the mean of its divisors is an integer number (8543808).

Almost surely, 2^118133955 is an apocalyptic number.

118133955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

118133955 is a deficient number, since it is larger than the sum of its proper divisors (86917437).

118133955 is a wasteful number, since it uses less digits than its factorization.

118133955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3675 (or 3672 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The square root of 118133955 is about 10868.9445209735. The cubic root of 118133955 is about 490.6723451139.

The spelling of 118133955 in words is "one hundred eighteen million, one hundred thirty-three thousand, nine hundred fifty-five".