118613907 has 6 divisors (see below), whose sum is σ = 171331212. Its totient is φ = 79075932.

The previous prime is 118613899. The next prime is 118613927. The reversal of 118613907 is 709316811.

It is not a de Polignac number, because 118613907 - 2³ = 118613899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118613927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6589653 + ... + 6589670.

It is an arithmetic number, because the mean of its divisors is an integer number (28555202).

Almost surely, 2^118613907 is an apocalyptic number.

118613907 is a deficient number, since it is larger than the sum of its proper divisors (52717305).

118613907 is a wasteful number, since it uses less digits than its factorization.

118613907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13179329 (or 13179326 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 118613907 is about 10891.0011936461. The cubic root of 118613907 is about 491.3359447944.

The spelling of 118613907 in words is "one hundred eighteen million, six hundred thirteen thousand, nine hundred seven".