864004113 has 36 divisors (see below), whose sum is σ = 1453842000. Its totient is φ = 493009776.

The previous prime is 864004109. The next prime is 864004121. The reversal of 864004113 is 311400468.

864004113 is a `hidden beast` number, since 8 + 640 + 0 + 4 + 1 + 13 = 666.

It is not a de Polignac number, because 864004113 - 2² = 864004109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (864004513) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 575638 + ... + 577136.

It is an arithmetic number, because the mean of its divisors is an integer number (40384500).

Almost surely, 2^864004113 is an apocalyptic number.

It is an amenable number.

864004113 is a deficient number, since it is larger than the sum of its proper divisors (589837887).

864004113 is a wasteful number, since it uses less digits than its factorization.

864004113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826 (or 2816 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 864004113 is about 29393.9468768657. The cubic root of 864004113 is about 952.4421425166.

The spelling of 864004113 in words is "eight hundred sixty-four million, four thousand, one hundred thirteen".