113563687 has 2 divisors, whose sum is σ = 113563688. Its totient is φ = 113563686.

The previous prime is 113563679. The next prime is 113563699. The reversal of 113563687 is 786365311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113563687 - 2³ = 113563679 is a prime.

It is a super-2 number, since 2×113563687² = 25793422010067938, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113563657) 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 as a sum of consecutive naturals, namely, 56781843 + 56781844.

It is an arithmetic number, because the mean of its divisors is an integer number (56781844).

Almost surely, 2^113563687 is an apocalyptic number.

113563687 is a deficient number, since it is larger than the sum of its proper divisors (1).

113563687 is an equidigital number, since it uses as much as digits as its factorization.

113563687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 113563687 is about 10656.6264361664. The cubic root of 113563687 is about 484.2613718729.

The spelling of 113563687 in words is "one hundred thirteen million, five hundred sixty-three thousand, six hundred eighty-seven".