13399099393 has 2 divisors, whose sum is σ = 13399099394. Its totient is φ = 13399099392.

The previous prime is 13399099391. The next prime is 13399099429. The reversal of 13399099393 is 39399099331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8702464369 + 4696635024 = 93287^2 + 68532^2 .

It is a cyclic number.

It is not a de Polignac number, because 13399099393 - 2¹ = 13399099391 is a prime.

Together with 13399099391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13399099391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6699549696 + 6699549697.

It is an arithmetic number, because the mean of its divisors is an integer number (6699549697).

Almost surely, 2^13399099393 is an apocalyptic number.

It is an amenable number.

13399099393 is a deficient number, since it is larger than the sum of its proper divisors (1).

13399099393 is an equidigital number, since it uses as much as digits as its factorization.

13399099393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4782969, while the sum is 58.

The spelling of 13399099393 in words is "thirteen billion, three hundred ninety-nine million, ninety-nine thousand, three hundred ninety-three".