12959279 has 2 divisors, whose sum is σ = 12959280. Its totient is φ = 12959278.

The previous prime is 12959249. The next prime is 12959299. The reversal of 12959279 is 97295921.

It is a happy number.

12959279 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (97295921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12959279 - 2¹² = 12955183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12959249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6479639 + 6479640.

It is an arithmetic number, because the mean of its divisors is an integer number (6479640).

Almost surely, 2^12959279 is an apocalyptic number.

12959279 is a deficient number, since it is larger than the sum of its proper divisors (1).

12959279 is an equidigital number, since it uses as much as digits as its factorization.

12959279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 44.

The square root of 12959279 is about 3599.8998597183. The cubic root of 12959279 is about 234.8877024950.

The spelling of 12959279 in words is "twelve million, nine hundred fifty-nine thousand, two hundred seventy-nine".