718247713 has 2 divisors, whose sum is σ = 718247714. Its totient is φ = 718247712.

The previous prime is 718247707. The next prime is 718247723. The reversal of 718247713 is 317742817.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 404532769 + 313714944 = 20113^2 + 17712^2 .

It is a cyclic number.

It is not a de Polignac number, because 718247713 - 2²⁵ = 684693281 is a prime.

It is not a weakly prime, because it can be changed into another prime (718247723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359123856 + 359123857.

It is an arithmetic number, because the mean of its divisors is an integer number (359123857).

Almost surely, 2^718247713 is an apocalyptic number.

It is an amenable number.

718247713 is a deficient number, since it is larger than the sum of its proper divisors (1).

718247713 is an equidigital number, since it uses as much as digits as its factorization.

718247713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65856, while the sum is 40.

The square root of 718247713 is about 26800.1438988674. The cubic root of 718247713 is about 895.5532561292.

The spelling of 718247713 in words is "seven hundred eighteen million, two hundred forty-seven thousand, seven hundred thirteen".