118678 has 16 divisors (see below), whose sum is σ = 208800. Its totient is φ = 50568.

The previous prime is 118673. The next prime is 118681. The reversal of 118678 is 876811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118673) by changing a digit.

118678 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600 + ... + 772.

It is an arithmetic number, because the mean of its divisors is an integer number (13050).

2¹¹⁸⁶⁷⁸ is an apocalyptic number.

118678 is a deficient number, since it is larger than the sum of its proper divisors (90122).

118678 is an equidigital number, since it uses as much as digits as its factorization.

118678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 182 counting only the distinct ones).

The product of its digits is 2688, while the sum is 31.

The square root of 118678 is about 344.4967343822. The cubic root of 118678 is about 49.1424426618.

The spelling of 118678 in words is "one hundred eighteen thousand, six hundred seventy-eight".