113881856 has 72 divisors (see below), whose sum is σ = 254919504. Its totient is φ = 50319360.

The previous prime is 113881751. The next prime is 113881871. The reversal of 113881856 is 658188311.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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, 103646 + ... + 104738.

Almost surely, 2^113881856 is an apocalyptic number.

113881856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113881856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127459752).

113881856 is an abundant number, since it is smaller than the sum of its proper divisors (141037648).

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

113881856 is a wasteful number, since it uses less digits than its factorization.

113881856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157 (or 1143 counting only the distinct ones).

The product of its digits is 46080, while the sum is 41.

The square root of 113881856 is about 10671.5442181532. The cubic root of 113881856 is about 484.7131984871.

The spelling of 113881856 in words is "one hundred thirteen million, eight hundred eighty-one thousand, eight hundred fifty-six".