113637625 has 16 divisors (see below), whose sum is σ = 143239824. Its totient is φ = 90000000.

The previous prime is 113637611. The next prime is 113637649. The reversal of 113637625 is 526736311.

It can be written as a sum of positive squares in 8 ways, for example, as 24920064 + 88717561 = 4992^2 + 9419^2 .

It is not a de Polignac number, because 113637625 - 2⁷ = 113637497 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8125 + ... + 17125.

It is an arithmetic number, because the mean of its divisors is an integer number (8952489).

Almost surely, 2^113637625 is an apocalyptic number.

It is an amenable number.

113637625 is a deficient number, since it is larger than the sum of its proper divisors (29602199).

113637625 is an equidigital number, since it uses as much as digits as its factorization.

113637625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117 (or 9107 counting only the distinct ones).

The product of its digits is 22680, while the sum is 34.

The square root of 113637625 is about 10660.0949808151. The cubic root of 113637625 is about 484.3664452183.

The spelling of 113637625 in words is "one hundred thirteen million, six hundred thirty-seven thousand, six hundred twenty-five".