113845866 has 16 divisors (see below), whose sum is σ = 227937888. Its totient is φ = 37907600.

The previous prime is 113845843. The next prime is 113845867. The reversal of 113845866 is 668548311.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (113845867) 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, 3945 + ... + 15596.

It is an arithmetic number, because the mean of its divisors is an integer number (14246118).

Almost surely, 2^113845866 is an apocalyptic number.

113845866 is an abundant number, since it is smaller than the sum of its proper divisors (114092022).

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

113845866 is a wasteful number, since it uses less digits than its factorization.

113845866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20517.

The product of its digits is 138240, while the sum is 42.

The square root of 113845866 is about 10669.8578247322. The cubic root of 113845866 is about 484.6621319209.

The spelling of 113845866 in words is "one hundred thirteen million, eight hundred forty-five thousand, eight hundred sixty-six".