654320327513 has 2 divisors, whose sum is σ = 654320327514. Its totient is φ = 654320327512.

The previous prime is 654320327491. The next prime is 654320327569. The reversal of 654320327513 is 315723023456.

654320327513 is digitally balanced in base 2, 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., 342322116889 + 311998210624 = 585083^2 + 558568^2 .

It is a cyclic number.

It is not a de Polignac number, because 654320327513 - 2²⁸ = 654051892057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (654320329513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327160163756 + 327160163757.

It is an arithmetic number, because the mean of its divisors is an integer number (327160163757).

Almost surely, 2^654320327513 is an apocalyptic number.

It is an amenable number.

654320327513 is a deficient number, since it is larger than the sum of its proper divisors (1).

654320327513 is an equidigital number, since it uses as much as digits as its factorization.

654320327513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 41.

The spelling of 654320327513 in words is "six hundred fifty-four billion, three hundred twenty million, three hundred twenty-seven thousand, five hundred thirteen".