113898566403 has 6 divisors (see below), whose sum is σ = 164520151484. Its totient is φ = 75932377596.

The previous prime is 113898566377. The next prime is 113898566449. The reversal of 113898566403 is 304665898311.

113898566403 is a `hidden beast` number, since 1 + 1 + 38 + 9 + 8 + 566 + 40 + 3 = 666.

It is not a de Polignac number, because 113898566403 - 2¹⁷ = 113898435331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113898566403.

It is not an unprimeable number, because it can be changed into a prime (113898566473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6327698125 + ... + 6327698142.

Almost surely, 2^113898566403 is an apocalyptic number.

113898566403 is a deficient number, since it is larger than the sum of its proper divisors (50621585081).

113898566403 is a wasteful number, since it uses less digits than its factorization.

113898566403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12655396273 (or 12655396270 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 113898566403 in words is "one hundred thirteen billion, eight hundred ninety-eight million, five hundred sixty-six thousand, four hundred three".