13201156501297 has 2 divisors, whose sum is σ = 13201156501298. Its totient is φ = 13201156501296.

The previous prime is 13201156501283. The next prime is 13201156501331. The reversal of 13201156501297 is 79210565110231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12463328758336 + 737827742961 = 3530344^2 + 858969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13201156501297 is a prime.

It is not a weakly prime, because it can be changed into another prime (13201156501217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600578250648 + 6600578250649.

It is an arithmetic number, because the mean of its divisors is an integer number (6600578250649).

Almost surely, 2^{13201156501297} is an apocalyptic number.

It is an amenable number.

13201156501297 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201156501297 is an equidigital number, since it uses as much as digits as its factorization.

13201156501297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 13201156501297 in words is "thirteen trillion, two hundred one billion, one hundred fifty-six million, five hundred one thousand, two hundred ninety-seven".