7665054013 has 2 divisors, whose sum is σ = 7665054014. Its totient is φ = 7665054012.

The previous prime is 7665053989. The next prime is 7665054029. The reversal of 7665054013 is 3104505667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6361338564 + 1303715449 = 79758^2 + 36107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7665054013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7665054113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832527006 + 3832527007.

It is an arithmetic number, because the mean of its divisors is an integer number (3832527007).

Almost surely, 2^7665054013 is an apocalyptic number.

It is an amenable number.

7665054013 is a deficient number, since it is larger than the sum of its proper divisors (1).

7665054013 is an equidigital number, since it uses as much as digits as its factorization.

7665054013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 7665054013 is about 87550.2941913961. The cubic root of 7665054013 is about 1971.6889681291.

The spelling of 7665054013 in words is "seven billion, six hundred sixty-five million, fifty-four thousand, thirteen".