113285937 has 4 divisors (see below), whose sum is σ = 151047920. Its totient is φ = 75523956.

The previous prime is 113285917. The next prime is 113285957. The reversal of 113285937 is 739582311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (113285917) and next prime (113285957).

It is not a de Polignac number, because 113285937 - 2¹⁴ = 113269553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113285895 and 113285904.

It is not an unprimeable number, because it can be changed into a prime (113285917) 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, 18880987 + ... + 18880992.

It is an arithmetic number, because the mean of its divisors is an integer number (37761980).

Almost surely, 2^113285937 is an apocalyptic number.

It is an amenable number.

113285937 is a deficient number, since it is larger than the sum of its proper divisors (37761983).

113285937 is an equidigital number, since it uses as much as digits as its factorization.

113285937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37761982.

The product of its digits is 45360, while the sum is 39.

The square root of 113285937 is about 10643.5866605200. The cubic root of 113285937 is about 483.8662531998.

The spelling of 113285937 in words is "one hundred thirteen million, two hundred eighty-five thousand, nine hundred thirty-seven".