108172 has 6 divisors (see below), whose sum is σ = 189308. Its totient is φ = 54084.

The previous prime is 108161. The next prime is 108179. The reversal of 108172 is 271801.

It is not an unprimeable number, because it can be changed into a prime (108179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13518 + ... + 13525.

2¹⁰⁸¹⁷² is an apocalyptic number.

It is an amenable number.

108172 is a deficient number, since it is larger than the sum of its proper divisors (81136).

108172 is a wasteful number, since it uses less digits than its factorization.

108172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27047 (or 27045 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 108172 is about 328.8951200611. The cubic root of 108172 is about 47.6472989818.

Adding to 108172 its reverse (271801), we get a palindrome (379973).

The spelling of 108172 in words is "one hundred eight thousand, one hundred seventy-two".