113781868 has 6 divisors (see below), whose sum is σ = 199118276. Its totient is φ = 56890932.

The previous prime is 113781859. The next prime is 113781893. The reversal of 113781868 is 868187311.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14222730 + ... + 14222737.

Almost surely, 2^113781868 is an apocalyptic number.

It is an amenable number.

113781868 is a deficient number, since it is larger than the sum of its proper divisors (85336408).

113781868 is a wasteful number, since it uses less digits than its factorization.

113781868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28445471 (or 28445469 counting only the distinct ones).

The product of its digits is 64512, while the sum is 43.

The square root of 113781868 is about 10666.8583941102. The cubic root of 113781868 is about 484.5712979359.

The spelling of 113781868 in words is "one hundred thirteen million, seven hundred eighty-one thousand, eight hundred sixty-eight".