13141343404521 has 12 divisors (see below), whose sum is σ = 19340090294148. Its totient is φ = 8595595685664.

The previous prime is 13141343404507. The next prime is 13141343404571. The reversal of 13141343404521 is 12540434314131.

13141343404521 is a `hidden beast` number, since 1 + 3 + 141 + 34 + 34 + 0 + 452 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8562646440000 + 4578696964521 = 2926200^2 + 2139789^2 .

It is not a de Polignac number, because 13141343404521 - 2²⁶ = 13141276295657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13141343404571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13774992610 + ... + 13774993563.

It is an arithmetic number, because the mean of its divisors is an integer number (1611674191179).

Almost surely, 2^{13141343404521} is an apocalyptic number.

It is an amenable number.

13141343404521 is a deficient number, since it is larger than the sum of its proper divisors (6198746889627).

13141343404521 is a wasteful number, since it uses less digits than its factorization.

13141343404521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27549986232 (or 27549986229 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 13141343404521 its reverse (12540434314131), we get a palindrome (25681777718652).

The spelling of 13141343404521 in words is "thirteen trillion, one hundred forty-one billion, three hundred forty-three million, four hundred four thousand, five hundred twenty-one".