118556 has 12 divisors (see below), whose sum is σ = 210168. Its totient is φ = 58512.

The previous prime is 118549. The next prime is 118571. The reversal of 118556 is 655811.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is a congruent 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, 290 + ... + 566.

It is an arithmetic number, because the mean of its divisors is an integer number (17514).

2¹¹⁸⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

118556 is a deficient number, since it is larger than the sum of its proper divisors (91612).

118556 is a wasteful number, since it uses less digits than its factorization.

118556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 386 counting only the distinct ones).

The product of its digits is 1200, while the sum is 26.

The square root of 118556 is about 344.3196189589. The cubic root of 118556 is about 49.1255975470.

The spelling of 118556 in words is "one hundred eighteen thousand, five hundred fifty-six".