12793999 has 2 divisors, whose sum is σ = 12794000. Its totient is φ = 12793998.

The previous prime is 12793997. The next prime is 12794027. The reversal of 12793999 is 99939721.

12793999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12793999 - 2¹ = 12793997 is a prime.

Together with 12793997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12793993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6396999 + 6397000.

It is an arithmetic number, because the mean of its divisors is an integer number (6397000).

Almost surely, 2^12793999 is an apocalyptic number.

12793999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12793999 is an equidigital number, since it uses as much as digits as its factorization.

12793999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 275562, while the sum is 49.

The square root of 12793999 is about 3576.8700004333. The cubic root of 12793999 is about 233.8848570292.

The spelling of 12793999 in words is "twelve million, seven hundred ninety-three thousand, nine hundred ninety-nine".