108156 has 12 divisors (see below), whose sum is σ = 252392. Its totient is φ = 36048.

The previous prime is 108139. The next prime is 108161. The reversal of 108156 is 651801.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

108156 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, 4495 + ... + 4518.

2¹⁰⁸¹⁵⁶ is an apocalyptic number.

It is an amenable number.

108156 is an abundant number, since it is smaller than the sum of its proper divisors (144236).

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

108156 is a wasteful number, since it uses less digits than its factorization.

108156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9020 (or 9018 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 108156 is about 328.8707952981. The cubic root of 108156 is about 47.6449496543.

Adding to 108156 its reverse (651801), we get a palindrome (759957).

The spelling of 108156 in words is "one hundred eight thousand, one hundred fifty-six".