13201344522857 has 2 divisors, whose sum is σ = 13201344522858. Its totient is φ = 13201344522856.

The previous prime is 13201344522851. The next prime is 13201344522859. The reversal of 13201344522857 is 75822544310231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12652220544016 + 549123978841 = 3556996^2 + 741029^2 .

It is an emirp because it is prime and its reverse (75822544310231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13201344522857 - 2³² = 13197049555561 is a prime.

It is a super-2 number, since 2×13201344522857² (a number of 27 digits) contains 22 as substring.

Together with 13201344522859, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13201344522851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600672261428 + 6600672261429.

It is an arithmetic number, because the mean of its divisors is an integer number (6600672261429).

Almost surely, 2^{13201344522857} is an apocalyptic number.

It is an amenable number.

13201344522857 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201344522857 is an equidigital number, since it uses as much as digits as its factorization.

13201344522857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 13201344522857 in words is "thirteen trillion, two hundred one billion, three hundred forty-four million, five hundred twenty-two thousand, eight hundred fifty-seven".