522713734397 has 2 divisors, whose sum is σ = 522713734398. Its totient is φ = 522713734396.

The previous prime is 522713734391. The next prime is 522713734469. The reversal of 522713734397 is 793437317225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522701526361 + 12208036 = 722981^2 + 3494^2 .

It is a cyclic number.

It is not a de Polignac number, because 522713734397 - 2¹⁴ = 522713718013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522713734391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261356867198 + 261356867199.

It is an arithmetic number, because the mean of its divisors is an integer number (261356867199).

Almost surely, 2^522713734397 is an apocalyptic number.

It is an amenable number.

522713734397 is a deficient number, since it is larger than the sum of its proper divisors (1).

522713734397 is an equidigital number, since it uses as much as digits as its factorization.

522713734397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6667920, while the sum is 53.

The spelling of 522713734397 in words is "five hundred twenty-two billion, seven hundred thirteen million, seven hundred thirty-four thousand, three hundred ninety-seven".