18560713 has 2 divisors, whose sum is σ = 18560714. Its totient is φ = 18560712.

The previous prime is 18560693. The next prime is 18560803. The reversal of 18560713 is 31706581.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18558864 + 1849 = 4308^2 + 43^2 .

It is a cyclic number.

It is not a de Polignac number, because 18560713 - 2⁵ = 18560681 is a prime.

It is not a weakly prime, because it can be changed into another prime (18530713) 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, 9280356 + 9280357.

It is an arithmetic number, because the mean of its divisors is an integer number (9280357).

Almost surely, 2^18560713 is an apocalyptic number.

It is an amenable number.

18560713 is a deficient number, since it is larger than the sum of its proper divisors (1).

18560713 is an equidigital number, since it uses as much as digits as its factorization.

18560713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 18560713 is about 4308.2145953980. The cubic root of 18560713 is about 264.7676282674.

The spelling of 18560713 in words is "eighteen million, five hundred sixty thousand, seven hundred thirteen".