13140311543573 has 2 divisors, whose sum is σ = 13140311543574. Its totient is φ = 13140311543572.

The previous prime is 13140311543497. The next prime is 13140311543627. The reversal of 13140311543573 is 37534511304131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8371861935889 + 4768449607684 = 2893417^2 + 2183678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13140311543573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13140311543573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13140311543873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6570155771786 + 6570155771787.

It is an arithmetic number, because the mean of its divisors is an integer number (6570155771787).

Almost surely, 2^{13140311543573} is an apocalyptic number.

It is an amenable number.

13140311543573 is a deficient number, since it is larger than the sum of its proper divisors (1).

13140311543573 is an equidigital number, since it uses as much as digits as its factorization.

13140311543573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 13140311543573 in words is "thirteen trillion, one hundred forty billion, three hundred eleven million, five hundred forty-three thousand, five hundred seventy-three".