13933470913 has 2 divisors, whose sum is σ = 13933470914. Its totient is φ = 13933470912.

The previous prime is 13933470853. The next prime is 13933470919. The reversal of 13933470913 is 31907433931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12772842289 + 1160628624 = 113017^2 + 34068^2 .

It is a cyclic number.

It is not a de Polignac number, because 13933470913 - 2²⁹ = 13396600001 is a prime.

It is a super-2 number, since 2×13933470913² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13933470913.

It is not a weakly prime, because it can be changed into another prime (13933470919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6966735456 + 6966735457.

It is an arithmetic number, because the mean of its divisors is an integer number (6966735457).

Almost surely, 2^13933470913 is an apocalyptic number.

It is an amenable number.

13933470913 is a deficient number, since it is larger than the sum of its proper divisors (1).

13933470913 is an equidigital number, since it uses as much as digits as its factorization.

13933470913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 43.

The spelling of 13933470913 in words is "thirteen billion, nine hundred thirty-three million, four hundred seventy thousand, nine hundred thirteen".