14135812513 has 2 divisors, whose sum is σ = 14135812514. Its totient is φ = 14135812512.

The previous prime is 14135812507. The next prime is 14135812517. The reversal of 14135812513 is 31521853141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12677183649 + 1458628864 = 112593^2 + 38192^2 .

It is an emirp because it is prime and its reverse (31521853141) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14135812513 is a prime.

It is not a weakly prime, because it can be changed into another prime (14135812517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7067906256 + 7067906257.

It is an arithmetic number, because the mean of its divisors is an integer number (7067906257).

Almost surely, 2^14135812513 is an apocalyptic number.

It is an amenable number.

14135812513 is a deficient number, since it is larger than the sum of its proper divisors (1).

14135812513 is an equidigital number, since it uses as much as digits as its factorization.

14135812513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 34.

The spelling of 14135812513 in words is "fourteen billion, one hundred thirty-five million, eight hundred twelve thousand, five hundred thirteen".