112240979 has 4 divisors (see below), whose sum is σ = 113234376. Its totient is φ = 111247584.

The previous prime is 112240969. The next prime is 112240981. The reversal of 112240979 is 979042211.

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 112240979 - 2⁴ = 112240963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112240969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496529 + ... + 496754.

It is an arithmetic number, because the mean of its divisors is an integer number (28308594).

Almost surely, 2^112240979 is an apocalyptic number.

112240979 is a deficient number, since it is larger than the sum of its proper divisors (993397).

112240979 is an equidigital number, since it uses as much as digits as its factorization.

112240979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993396.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 112240979 is about 10594.3843143431. The cubic root of 112240979 is about 482.3739157071.

The spelling of 112240979 in words is "one hundred twelve million, two hundred forty thousand, nine hundred seventy-nine".