13535053549 has 2 divisors, whose sum is σ = 13535053550. Its totient is φ = 13535053548.

The previous prime is 13535053529. The next prime is 13535053559. The reversal of 13535053549 is 94535053531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9626553225 + 3908500324 = 98115^2 + 62518^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13535053549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13535053529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6767526774 + 6767526775.

It is an arithmetic number, because the mean of its divisors is an integer number (6767526775).

Almost surely, 2^13535053549 is an apocalyptic number.

It is an amenable number.

13535053549 is a deficient number, since it is larger than the sum of its proper divisors (1).

13535053549 is an equidigital number, since it uses as much as digits as its factorization.

13535053549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 607500, while the sum is 43.

The spelling of 13535053549 in words is "thirteen billion, five hundred thirty-five million, fifty-three thousand, five hundred forty-nine".