113388563 has 2 divisors, whose sum is σ = 113388564. Its totient is φ = 113388562.

The previous prime is 113388547. The next prime is 113388617. The reversal of 113388563 is 365883311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113388563 - 2⁴ = 113388547 is a prime.

It is not a weakly prime, because it can be changed into another prime (113388533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56694281 + 56694282.

It is an arithmetic number, because the mean of its divisors is an integer number (56694282).

Almost surely, 2^113388563 is an apocalyptic number.

113388563 is a deficient number, since it is larger than the sum of its proper divisors (1).

113388563 is an equidigital number, since it uses as much as digits as its factorization.

113388563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The square root of 113388563 is about 10648.4065944159. The cubic root of 113388563 is about 484.0123209645.

The spelling of 113388563 in words is "one hundred thirteen million, three hundred eighty-eight thousand, five hundred sixty-three".