12744799 has 2 divisors, whose sum is σ = 12744800. Its totient is φ = 12744798.

The previous prime is 12744793. The next prime is 12744817. The reversal of 12744799 is 99744721.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12744799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12744793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6372399 + 6372400.

It is an arithmetic number, because the mean of its divisors is an integer number (6372400).

Almost surely, 2^12744799 is an apocalyptic number.

12744799 is a deficient number, since it is larger than the sum of its proper divisors (1).

12744799 is an equidigital number, since it uses as much as digits as its factorization.

12744799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 43.

The square root of 12744799 is about 3569.9858543137. The cubic root of 12744799 is about 233.5846663697.

The spelling of 12744799 in words is "twelve million, seven hundred forty-four thousand, seven hundred ninety-nine".