118554 has 8 divisors (see below), whose sum is σ = 237120. Its totient is φ = 39516.

The previous prime is 118549. The next prime is 118571. The reversal of 118554 is 455811.

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

118554 is an admirable number.

It is an unprimeable number.

118554 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9874 + ... + 9885.

It is an arithmetic number, because the mean of its divisors is an integer number (29640).

2¹¹⁸⁵⁵⁴ is an apocalyptic number.

118554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118554 is a wasteful number, since it uses less digits than its factorization.

118554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19764.

The product of its digits is 800, while the sum is 24.

The square root of 118554 is about 344.3167146683. The cubic root of 118554 is about 49.1253213014.

The spelling of 118554 in words is "one hundred eighteen thousand, five hundred fifty-four".