13738982393 has 2 divisors, whose sum is σ = 13738982394. Its totient is φ = 13738982392.

The previous prime is 13738982363. The next prime is 13738982443. The reversal of 13738982393 is 39328983731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12376117504 + 1362864889 = 111248^2 + 36917^2 .

It is a cyclic number.

It is not a de Polignac number, because 13738982393 - 2⁶ = 13738982329 is a prime.

It is not a weakly prime, because it can be changed into another prime (13738982353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6869491196 + 6869491197.

It is an arithmetic number, because the mean of its divisors is an integer number (6869491197).

Almost surely, 2^13738982393 is an apocalyptic number.

It is an amenable number.

13738982393 is a deficient number, since it is larger than the sum of its proper divisors (1).

13738982393 is an equidigital number, since it uses as much as digits as its factorization.

13738982393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 56.

The spelling of 13738982393 in words is "thirteen billion, seven hundred thirty-eight million, nine hundred eighty-two thousand, three hundred ninety-three".