113881892 has 24 divisors (see below), whose sum is σ = 202587000. Its totient is φ = 56007936.

The previous prime is 113881891. The next prime is 113881903. The reversal of 113881892 is 298188311.

It can be written as a sum of positive squares in 4 ways, for example, as 118336 + 113763556 = 344^2 + 10666^2 .

It is not an unprimeable number, because it can be changed into a prime (113881891) 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 7 ways as a sum of consecutive naturals, for example, 64088 + ... + 65840.

It is an arithmetic number, because the mean of its divisors is an integer number (8441125).

Almost surely, 2^113881892 is an apocalyptic number.

It is an amenable number.

113881892 is a deficient number, since it is larger than the sum of its proper divisors (88705108).

113881892 is a wasteful number, since it uses less digits than its factorization.

113881892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015 (or 2013 counting only the distinct ones).

The product of its digits is 27648, while the sum is 41.

The square root of 113881892 is about 10671.5459048818. The cubic root of 113881892 is about 484.7132495625.

The spelling of 113881892 in words is "one hundred thirteen million, eight hundred eighty-one thousand, eight hundred ninety-two".