112298815 has 4 divisors (see below), whose sum is σ = 134758584. Its totient is φ = 89839048.

The previous prime is 112298789. The next prime is 112298819. The reversal of 112298815 is 518892211.

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 112298815 - 2²³ = 103910207 is a prime.

It is a super-2 number, since 2×112298815² = 25222047700808450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112298819) 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, 11229877 + ... + 11229886.

It is an arithmetic number, because the mean of its divisors is an integer number (33689646).

Almost surely, 2^112298815 is an apocalyptic number.

112298815 is a deficient number, since it is larger than the sum of its proper divisors (22459769).

112298815 is an equidigital number, since it uses as much as digits as its factorization.

112298815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22459768.

The product of its digits is 11520, while the sum is 37.

The square root of 112298815 is about 10597.1135220870. The cubic root of 112298815 is about 482.4567546948.

The spelling of 112298815 in words is "one hundred twelve million, two hundred ninety-eight thousand, eight hundred fifteen".