13551365453 has 2 divisors, whose sum is σ = 13551365454. Its totient is φ = 13551365452.

The previous prime is 13551365449. The next prime is 13551365483. The reversal of 13551365453 is 35456315531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9101541604 + 4449823849 = 95402^2 + 66707^2 .

It is a cyclic number.

It is not a de Polignac number, because 13551365453 - 2² = 13551365449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13551365453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13551365413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6775682726 + 6775682727.

It is an arithmetic number, because the mean of its divisors is an integer number (6775682727).

Almost surely, 2^13551365453 is an apocalyptic number.

It is an amenable number.

13551365453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13551365453 is an equidigital number, since it uses as much as digits as its factorization.

13551365453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 405000, while the sum is 41.

The spelling of 13551365453 in words is "thirteen billion, five hundred fifty-one million, three hundred sixty-five thousand, four hundred fifty-three".