112172 has 12 divisors (see below), whose sum is σ = 203280. Its totient is φ = 54096.

The previous prime is 112163. The next prime is 112181. The reversal of 112172 is 271211.

It is an interprime number because it is at equal distance from previous prime (112163) and next prime (112181).

It is an Ulam number.

It is an unprimeable number.

112172 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, 368 + ... + 599.

It is an arithmetic number, because the mean of its divisors is an integer number (16940).

2¹¹²¹⁷² is an apocalyptic number.

It is an amenable number.

112172 is a deficient number, since it is larger than the sum of its proper divisors (91108).

112172 is a wasteful number, since it uses less digits than its factorization.

112172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000 (or 998 counting only the distinct ones).

The product of its digits is 28, while the sum is 14.

The square root of 112172 is about 334.9208861806. The cubic root of 112172 is about 48.2275079289.

Adding to 112172 its reverse (271211), we get a palindrome (383383).

The spelling of 112172 in words is "one hundred twelve thousand, one hundred seventy-two", and thus it is an iban number.