13514555545531 has 2 divisors, whose sum is σ = 13514555545532. Its totient is φ = 13514555545530.

The previous prime is 13514555545453. The next prime is 13514555545553. The reversal of 13514555545531 is 13554555541531.

13514555545531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13514555545531 is a prime.

It is a super-2 number, since 2×13514555545531² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13514555345531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6757277772765 + 6757277772766.

It is an arithmetic number, because the mean of its divisors is an integer number (6757277772766).

Almost surely, 2^{13514555545531} is an apocalyptic number.

13514555545531 is a deficient number, since it is larger than the sum of its proper divisors (1).

13514555545531 is an equidigital number, since it uses as much as digits as its factorization.

13514555545531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11250000, while the sum is 52.

It can be divided in two parts, 1351455 and 5545531, that added together give a palindrome (6896986).

The spelling of 13514555545531 in words is "thirteen trillion, five hundred fourteen billion, five hundred fifty-five million, five hundred forty-five thousand, five hundred thirty-one".