113908 has 6 divisors (see below), whose sum is σ = 199346. Its totient is φ = 56952.

The previous prime is 113903. The next prime is 113909. The reversal of 113908 is 809311.

It can be written as a sum of positive squares in only one way, i.e., 94864 + 19044 = 308^2 + 138^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14235 + ... + 14242.

2¹¹³⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

113908 is a deficient number, since it is larger than the sum of its proper divisors (85438).

113908 is a wasteful number, since it uses less digits than its factorization.

113908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28481 (or 28479 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 113908 is about 337.5025925826. The cubic root of 113908 is about 48.4750287721.

The spelling of 113908 in words is "one hundred thirteen thousand, nine hundred eight".