12594779 has 2 divisors, whose sum is σ = 12594780. Its totient is φ = 12594778.

The previous prime is 12594767. The next prime is 12594781. The reversal of 12594779 is 97749521.

It is a strong prime.

It is an emirp because it is prime and its reverse (97749521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12594779 - 2²⁰ = 11546203 is a prime.

It is a Sophie Germain prime.

Together with 12594781, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (12594719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6297389 + 6297390.

It is an arithmetic number, because the mean of its divisors is an integer number (6297390).

Almost surely, 2^12594779 is an apocalyptic number.

12594779 is a deficient number, since it is larger than the sum of its proper divisors (1).

12594779 is an equidigital number, since it uses as much as digits as its factorization.

12594779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 44.

The square root of 12594779 is about 3548.9123685997. The cubic root of 12594779 is about 232.6645322457.

The spelling of 12594779 in words is "twelve million, five hundred ninety-four thousand, seven hundred seventy-nine".