113789939 has 4 divisors (see below), whose sum is σ = 117713760. Its totient is φ = 109866120.

The previous prime is 113789927. The next prime is 113789953. The reversal of 113789939 is 939987311.

It is a happy number.

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 113789939 - 2¹² = 113785843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113789999) 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, 1961867 + ... + 1961924.

It is an arithmetic number, because the mean of its divisors is an integer number (29428440).

Almost surely, 2^113789939 is an apocalyptic number.

113789939 is a deficient number, since it is larger than the sum of its proper divisors (3923821).

113789939 is an equidigital number, since it uses as much as digits as its factorization.

113789939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3923820.

The product of its digits is 367416, while the sum is 50.

The square root of 113789939 is about 10667.2367087264. The cubic root of 113789939 is about 484.5827551876.

The spelling of 113789939 in words is "one hundred thirteen million, seven hundred eighty-nine thousand, nine hundred thirty-nine".