13975783799 has 2 divisors, whose sum is σ = 13975783800. Its totient is φ = 13975783798.

The previous prime is 13975783753. The next prime is 13975783859. The reversal of 13975783799 is 99738757931.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13975783799 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13975783739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987891899 + 6987891900.

It is an arithmetic number, because the mean of its divisors is an integer number (6987891900).

Almost surely, 2^13975783799 is an apocalyptic number.

13975783799 is a deficient number, since it is larger than the sum of its proper divisors (1).

13975783799 is an equidigital number, since it uses as much as digits as its factorization.

13975783799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90016920, while the sum is 68.

The spelling of 13975783799 in words is "thirteen billion, nine hundred seventy-five million, seven hundred eighty-three thousand, seven hundred ninety-nine".