13304145235131 has 12 divisors (see below), whose sum is σ = 19217989087440. Its totient is φ = 8869019196240.

The previous prime is 13304145235127. The next prime is 13304145235189. The reversal of 13304145235131 is 13153254140331.

13304145235131 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 41 + 452 + 35 + 131 = 666.

It is not a de Polignac number, because 13304145235131 - 2² = 13304145235127 is a prime.

It is a super-2 number, since 2×13304145235131² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13304145275131) 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, 34041615 + ... + 34430216.

It is an arithmetic number, because the mean of its divisors is an integer number (1601499090620).

Almost surely, 2^{13304145235131} is an apocalyptic number.

13304145235131 is a deficient number, since it is larger than the sum of its proper divisors (5913843852309).

13304145235131 is a wasteful number, since it uses less digits than its factorization.

13304145235131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68493426 (or 68493423 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 13304145235131 its reverse (13153254140331), we get a palindrome (26457399375462).

The spelling of 13304145235131 in words is "thirteen trillion, three hundred four billion, one hundred forty-five million, two hundred thirty-five thousand, one hundred thirty-one".