7397727713 has 2 divisors, whose sum is σ = 7397727714. Its totient is φ = 7397727712.

The previous prime is 7397727709. The next prime is 7397727739. The reversal of 7397727713 is 3177277937.

7397727713 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7397376064 + 351649 = 86008^2 + 593^2 .

It is a cyclic number.

It is not a de Polignac number, because 7397727713 - 2² = 7397727709 is a prime.

It is not a weakly prime, because it can be changed into another prime (7397727763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3698863856 + 3698863857.

It is an arithmetic number, because the mean of its divisors is an integer number (3698863857).

Almost surely, 2^7397727713 is an apocalyptic number.

It is an amenable number.

7397727713 is a deficient number, since it is larger than the sum of its proper divisors (1).

7397727713 is an equidigital number, since it uses as much as digits as its factorization.

7397727713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2722734, while the sum is 53.

The square root of 7397727713 is about 86010.0442564704. The cubic root of 7397727713 is about 1948.4956807357.

The spelling of 7397727713 in words is "seven billion, three hundred ninety-seven million, seven hundred twenty-seven thousand, seven hundred thirteen".