113911616 has 56 divisors (see below), whose sum is σ = 278221440. Its totient is φ = 45061632.

The previous prime is 113911613. The next prime is 113911627. The reversal of 113911616 is 616119311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113911613) 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 in 7 ways as a sum of consecutive naturals, for example, 3956 + ... + 15603.

It is an arithmetic number, because the mean of its divisors is an integer number (4968240).

Almost surely, 2^113911616 is an apocalyptic number.

113911616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

113911616 is an abundant number, since it is smaller than the sum of its proper divisors (164309824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113911616 is a wasteful number, since it uses less digits than its factorization.

113911616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19591 (or 19581 counting only the distinct ones).

The product of its digits is 972, while the sum is 29.

The square root of 113911616 is about 10672.9384894695. The cubic root of 113911616 is about 484.7554171189.

The spelling of 113911616 in words is "one hundred thirteen million, nine hundred eleven thousand, six hundred sixteen".