13453684399 has 2 divisors, whose sum is σ = 13453684400. Its totient is φ = 13453684398.

The previous prime is 13453684397. The next prime is 13453684457. The reversal of 13453684399 is 99348635431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13453684399 - 2¹ = 13453684397 is a prime.

Together with 13453684397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13453684393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6726842199 + 6726842200.

It is an arithmetic number, because the mean of its divisors is an integer number (6726842200).

Almost surely, 2^13453684399 is an apocalyptic number.

13453684399 is a deficient number, since it is larger than the sum of its proper divisors (1).

13453684399 is an equidigital number, since it uses as much as digits as its factorization.

13453684399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 55.

The spelling of 13453684399 in words is "thirteen billion, four hundred fifty-three million, six hundred eighty-four thousand, three hundred ninety-nine".