6512819347313 has 2 divisors, whose sum is σ = 6512819347314. Its totient is φ = 6512819347312.

The previous prime is 6512819347301. The next prime is 6512819347337. The reversal of 6512819347313 is 3137439182156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4348692963904 + 2164126383409 = 2085352^2 + 1471097^2 .

It is a cyclic number.

It is not a de Polignac number, because 6512819347313 - 2²⁰ = 6512818298737 is a prime.

It is not a weakly prime, because it can be changed into another prime (6512819347343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3256409673656 + 3256409673657.

It is an arithmetic number, because the mean of its divisors is an integer number (3256409673657).

Almost surely, 2^{6512819347313} is an apocalyptic number.

It is an amenable number.

6512819347313 is a deficient number, since it is larger than the sum of its proper divisors (1).

6512819347313 is an equidigital number, since it uses as much as digits as its factorization.

6512819347313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 53.

The spelling of 6512819347313 in words is "six trillion, five hundred twelve billion, eight hundred nineteen million, three hundred forty-seven thousand, three hundred thirteen".