112312779 has 4 divisors (see below), whose sum is σ = 149750376. Its totient is φ = 74875184.

The previous prime is 112312771. The next prime is 112312793. The reversal of 112312779 is 977213211.

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 112312779 - 2³ = 112312771 is a prime.

It is a super-2 number, since 2×112312779² = 25228320653405682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112312771) 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, 18718794 + ... + 18718799.

It is an arithmetic number, because the mean of its divisors is an integer number (37437594).

Almost surely, 2^112312779 is an apocalyptic number.

112312779 is a deficient number, since it is larger than the sum of its proper divisors (37437597).

112312779 is an equidigital number, since it uses as much as digits as its factorization.

112312779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37437596.

The product of its digits is 5292, while the sum is 33.

The square root of 112312779 is about 10597.7723602652. The cubic root of 112312779 is about 482.4767511863.

The spelling of 112312779 in words is "one hundred twelve million, three hundred twelve thousand, seven hundred seventy-nine".