113982239 has 4 divisors (see below), whose sum is σ = 130265424. Its totient is φ = 97699056.

The previous prime is 113982131. The next prime is 113982241. The reversal of 113982239 is 932289311.

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

It is a de Polignac number, because none of the positive numbers 2^k-113982239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113982259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8141582 + ... + 8141595.

It is an arithmetic number, because the mean of its divisors is an integer number (32566356).

Almost surely, 2^113982239 is an apocalyptic number.

113982239 is a deficient number, since it is larger than the sum of its proper divisors (16283185).

113982239 is an equidigital number, since it uses as much as digits as its factorization.

113982239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16283184.

The product of its digits is 23328, while the sum is 38.

The square root of 113982239 is about 10676.2464846031. The cubic root of 113982239 is about 484.8555760856.

The spelling of 113982239 in words is "one hundred thirteen million, nine hundred eighty-two thousand, two hundred thirty-nine".