118603955 has 4 divisors (see below), whose sum is σ = 142324752. Its totient is φ = 94883160.

The previous prime is 118603949. The next prime is 118603967. The reversal of 118603955 is 559306811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 559306811 = 7 ⋅79900973.

It is not a de Polignac number, because 118603955 - 2²² = 114409651 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11860391 + ... + 11860400.

It is an arithmetic number, because the mean of its divisors is an integer number (35581188).

Almost surely, 2^118603955 is an apocalyptic number.

118603955 is a deficient number, since it is larger than the sum of its proper divisors (23720797).

118603955 is an equidigital number, since it uses as much as digits as its factorization.

118603955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23720796.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 118603955 is about 10890.5442931012. The cubic root of 118603955 is about 491.3222029766.

The spelling of 118603955 in words is "one hundred eighteen million, six hundred three thousand, nine hundred fifty-five".