113604136 has 16 divisors (see below), whose sum is σ = 220353300. Its totient is φ = 54843264.

The previous prime is 113604121. The next prime is 113604137. The reversal of 113604136 is 631406311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 100600900 + 13003236 = 10030^2 + 3606^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113604136.

It is not an unprimeable number, because it can be changed into a prime (113604137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244605 + ... + 245068.

Almost surely, 2^113604136 is an apocalyptic number.

It is an amenable number.

113604136 is a deficient number, since it is larger than the sum of its proper divisors (106749164).

113604136 is a wasteful number, since it uses less digits than its factorization.

113604136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489708 (or 489704 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 113604136 is about 10658.5241004559. The cubic root of 113604136 is about 484.3188596245.

The spelling of 113604136 in words is "one hundred thirteen million, six hundred four thousand, one hundred thirty-six".