13140123030431 has 2 divisors, whose sum is σ = 13140123030432. Its totient is φ = 13140123030430.

The previous prime is 13140123030373. The next prime is 13140123030509. The reversal of 13140123030431 is 13403032104131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13140123030431 is a prime.

It is a super-2 number, since 2×13140123030431² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13140123030431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13140123030031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6570061515215 + 6570061515216.

It is an arithmetic number, because the mean of its divisors is an integer number (6570061515216).

Almost surely, 2^{13140123030431} is an apocalyptic number.

13140123030431 is a deficient number, since it is larger than the sum of its proper divisors (1).

13140123030431 is an equidigital number, since it uses as much as digits as its factorization.

13140123030431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13140123030431 its reverse (13403032104131), we get a palindrome (26543155134562).

The spelling of 13140123030431 in words is "thirteen trillion, one hundred forty billion, one hundred twenty-three million, thirty thousand, four hundred thirty-one".