118609906 has 8 divisors (see below), whose sum is σ = 183654144. Its totient is φ = 57391860.

The previous prime is 118609903. The next prime is 118609921. The reversal of 118609906 is 609906811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (118609903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956470 + ... + 956593.

It is an arithmetic number, because the mean of its divisors is an integer number (22956768).

Almost surely, 2^118609906 is an apocalyptic number.

118609906 is a deficient number, since it is larger than the sum of its proper divisors (65044238).

118609906 is a wasteful number, since it uses less digits than its factorization.

118609906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913096.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 118609906 is about 10890.8175083416. The cubic root of 118609906 is about 491.3304202673.

The spelling of 118609906 in words is "one hundred eighteen million, six hundred nine thousand, nine hundred six".