13431510455201 has 2 divisors, whose sum is σ = 13431510455202. Its totient is φ = 13431510455200.

The previous prime is 13431510455183. The next prime is 13431510455239. The reversal of 13431510455201 is 10255401513431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11290614742801 + 2140895712400 = 3360151^2 + 1463180^2 .

It is a cyclic number.

It is not a de Polignac number, because 13431510455201 - 2²² = 13431506260897 is a prime.

It is not a weakly prime, because it can be changed into another prime (13431510455401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715755227600 + 6715755227601.

It is an arithmetic number, because the mean of its divisors is an integer number (6715755227601).

Almost surely, 2^{13431510455201} is an apocalyptic number.

It is an amenable number.

13431510455201 is a deficient number, since it is larger than the sum of its proper divisors (1).

13431510455201 is an equidigital number, since it uses as much as digits as its factorization.

13431510455201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 13431510455201 its reverse (10255401513431), we get a palindrome (23686911968632).

The spelling of 13431510455201 in words is "thirteen trillion, four hundred thirty-one billion, five hundred ten million, four hundred fifty-five thousand, two hundred one".