112724251 has 4 divisors (see below), whose sum is σ = 112844232. Its totient is φ = 112604272.

The previous prime is 112724239. The next prime is 112724267. The reversal of 112724251 is 152427211.

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

It is a cyclic number.

It is not a de Polignac number, because 112724251 - 2⁷ = 112724123 is a prime.

It is a super-2 number, since 2×112724251² = 25413513527022002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112724221) 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, 58570 + ... + 60463.

It is an arithmetic number, because the mean of its divisors is an integer number (28211058).

Almost surely, 2^112724251 is an apocalyptic number.

112724251 is a deficient number, since it is larger than the sum of its proper divisors (119981).

112724251 is an equidigital number, since it uses as much as digits as its factorization.

112724251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119980.

The product of its digits is 1120, while the sum is 25.

The square root of 112724251 is about 10617.1677485100. The cubic root of 112724251 is about 483.0652378706.

The spelling of 112724251 in words is "one hundred twelve million, seven hundred twenty-four thousand, two hundred fifty-one".