112499171 has 4 divisors (see below), whose sum is σ = 118420200. Its totient is φ = 106578144.

The previous prime is 112499161. The next prime is 112499197. The reversal of 112499171 is 171994211.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-112499171 is a prime.

It is a super-3 number, since 3×112499171³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112499111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2960486 + ... + 2960523.

It is an arithmetic number, because the mean of its divisors is an integer number (29605050).

Almost surely, 2^112499171 is an apocalyptic number.

112499171 is a deficient number, since it is larger than the sum of its proper divisors (5921029).

112499171 is an equidigital number, since it uses as much as digits as its factorization.

112499171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5921028.

The product of its digits is 4536, while the sum is 35.

The square root of 112499171 is about 10606.5626382914. The cubic root of 112499171 is about 482.7435065359.

The spelling of 112499171 in words is "one hundred twelve million, four hundred ninety-nine thousand, one hundred seventy-one".