513224522552317 has 2 divisors, whose sum is σ = 513224522552318. Its totient is φ = 513224522552316.

The previous prime is 513224522552311. The next prime is 513224522552351. The reversal of 513224522552317 is 713255225422315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324836242889796 + 188388279662521 = 18023214^2 + 13725461^2 .

It is a cyclic number.

It is not a de Polignac number, because 513224522552317 - 2³ = 513224522552309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513224522552311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256612261276158 + 256612261276159.

It is an arithmetic number, because the mean of its divisors is an integer number (256612261276159).

Almost surely, 2^{513224522552317} is an apocalyptic number.

It is an amenable number.

513224522552317 is a deficient number, since it is larger than the sum of its proper divisors (1).

513224522552317 is an equidigital number, since it uses as much as digits as its factorization.

513224522552317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040000, while the sum is 49.

The spelling of 513224522552317 in words is "five hundred thirteen trillion, two hundred twenty-four billion, five hundred twenty-two million, five hundred fifty-two thousand, three hundred seventeen".