113827979 has 4 divisors (see below), whose sum is σ = 114405984. Its totient is φ = 113249976.

The previous prime is 113827927. The next prime is 113827997. The reversal of 113827979 is 979728311.

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 113827979 - 2²⁴ = 97050763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113827919) 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, 288707 + ... + 289100.

It is an arithmetic number, because the mean of its divisors is an integer number (28601496).

Almost surely, 2^113827979 is an apocalyptic number.

113827979 is a deficient number, since it is larger than the sum of its proper divisors (578005).

113827979 is an equidigital number, since it uses as much as digits as its factorization.

113827979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578004.

The product of its digits is 190512, while the sum is 47.

The square root of 113827979 is about 10669.0195894468. The cubic root of 113827979 is about 484.6367478763.

The spelling of 113827979 in words is "one hundred thirteen million, eight hundred twenty-seven thousand, nine hundred seventy-nine".