13993206193 has 2 divisors, whose sum is σ = 13993206194. Its totient is φ = 13993206192.

The previous prime is 13993206173. The next prime is 13993206197. The reversal of 13993206193 is 39160239931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7372454769 + 6620751424 = 85863^2 + 81368^2 .

It is a cyclic number.

It is not a de Polignac number, because 13993206193 - 2²⁹ = 13456335281 is a prime.

It is not a weakly prime, because it can be changed into another prime (13993206197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6996603096 + 6996603097.

It is an arithmetic number, because the mean of its divisors is an integer number (6996603097).

Almost surely, 2^13993206193 is an apocalyptic number.

It is an amenable number.

13993206193 is a deficient number, since it is larger than the sum of its proper divisors (1).

13993206193 is an equidigital number, since it uses as much as digits as its factorization.

13993206193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236196, while the sum is 46.

The spelling of 13993206193 in words is "thirteen billion, nine hundred ninety-three million, two hundred six thousand, one hundred ninety-three".