118559979 has 6 divisors (see below), whose sum is σ = 171253316. Its totient is φ = 79039980.

The previous prime is 118559977. The next prime is 118559983. The reversal of 118559979 is 979955811.

118559979 is a `hidden beast` number, since 1 + 18 + 559 + 9 + 79 = 666.

It is not a de Polignac number, because 118559979 - 2¹ = 118559977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118559971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6586657 + ... + 6586674.

Almost surely, 2^118559979 is an apocalyptic number.

118559979 is a deficient number, since it is larger than the sum of its proper divisors (52693337).

118559979 is a wasteful number, since it uses less digits than its factorization.

118559979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13173337 (or 13173334 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 54.

The square root of 118559979 is about 10888.5251067351. The cubic root of 118559979 is about 491.2614712858.

The spelling of 118559979 in words is "one hundred eighteen million, five hundred fifty-nine thousand, nine hundred seventy-nine".