13503653399 has 2 divisors, whose sum is σ = 13503653400. Its totient is φ = 13503653398.

The previous prime is 13503653363. The next prime is 13503653431. The reversal of 13503653399 is 99335630531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13503653399 - 2²⁰ = 13502604823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13503653329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6751826699 + 6751826700.

It is an arithmetic number, because the mean of its divisors is an integer number (6751826700).

Almost surely, 2^13503653399 is an apocalyptic number.

13503653399 is a deficient number, since it is larger than the sum of its proper divisors (1).

13503653399 is an equidigital number, since it uses as much as digits as its factorization.

13503653399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 984150, while the sum is 47.

The spelling of 13503653399 in words is "thirteen billion, five hundred three million, six hundred fifty-three thousand, three hundred ninety-nine".