13055533399 has 2 divisors, whose sum is σ = 13055533400. Its totient is φ = 13055533398.

The previous prime is 13055533397. The next prime is 13055533423. The reversal of 13055533399 is 99333555031.

It is a weak prime.

It is an emirp because it is prime and its reverse (99333555031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13055533399 - 2¹ = 13055533397 is a prime.

Together with 13055533397, 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 (13055533397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6527766699 + 6527766700.

It is an arithmetic number, because the mean of its divisors is an integer number (6527766700).

Almost surely, 2^13055533399 is an apocalyptic number.

13055533399 is a deficient number, since it is larger than the sum of its proper divisors (1).

13055533399 is an equidigital number, since it uses as much as digits as its factorization.

13055533399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 820125, while the sum is 46.

The spelling of 13055533399 in words is "thirteen billion, fifty-five million, five hundred thirty-three thousand, three hundred ninety-nine".