113863579 has 2 divisors, whose sum is σ = 113863580. Its totient is φ = 113863578.

The previous prime is 113863571. The next prime is 113863627. The reversal of 113863579 is 975368311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113863579 - 2³ = 113863571 is a prime.

It is not a weakly prime, because it can be changed into another prime (113863571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56931789 + 56931790.

It is an arithmetic number, because the mean of its divisors is an integer number (56931790).

Almost surely, 2^113863579 is an apocalyptic number.

113863579 is a deficient number, since it is larger than the sum of its proper divisors (1).

113863579 is an equidigital number, since it uses as much as digits as its factorization.

113863579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 43.

The square root of 113863579 is about 10670.6878409969. The cubic root of 113863579 is about 484.6872664162.

The spelling of 113863579 in words is "one hundred thirteen million, eight hundred sixty-three thousand, five hundred seventy-nine".