7389543713 has 2 divisors, whose sum is σ = 7389543714. Its totient is φ = 7389543712.

The previous prime is 7389543691. The next prime is 7389543739. The reversal of 7389543713 is 3173459837.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6179060449 + 1210483264 = 78607^2 + 34792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7389543713 is a prime.

It is not a weakly prime, because it can be changed into another prime (7389543743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3694771856 + 3694771857.

It is an arithmetic number, because the mean of its divisors is an integer number (3694771857).

Almost surely, 2^7389543713 is an apocalyptic number.

It is an amenable number.

7389543713 is a deficient number, since it is larger than the sum of its proper divisors (1).

7389543713 is an equidigital number, since it uses as much as digits as its factorization.

7389543713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 50.

The square root of 7389543713 is about 85962.4552522786. The cubic root of 7389543713 is about 1947.7768846700.

The spelling of 7389543713 in words is "seven billion, three hundred eighty-nine million, five hundred forty-three thousand, seven hundred thirteen".