13140431133545 has 16 divisors (see below), whose sum is σ = 16036523233920. Its totient is φ = 10333690833024.

The previous prime is 13140431133509. The next prime is 13140431133593. The reversal of 13140431133545 is 54533113404131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13140431133545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13140431133499 and 13140431133508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5415164 + ... + 7456866.

It is an arithmetic number, because the mean of its divisors is an integer number (1002282702120).

Almost surely, 2^{13140431133545} is an apocalyptic number.

It is an amenable number.

13140431133545 is a deficient number, since it is larger than the sum of its proper divisors (2896092100375).

13140431133545 is a wasteful number, since it uses less digits than its factorization.

13140431133545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063584.

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 13140431133545 its reverse (54533113404131), we get a palindrome (67673544537676).

The spelling of 13140431133545 in words is "thirteen trillion, one hundred forty billion, four hundred thirty-one million, one hundred thirty-three thousand, five hundred forty-five".