12959959 has 2 divisors, whose sum is σ = 12959960. Its totient is φ = 12959958.

The previous prime is 12959941. The next prime is 12959963. The reversal of 12959959 is 95995921.

It is a happy number.

12959959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12959959 - 2⁵ = 12959927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12959939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6479979 + 6479980.

It is an arithmetic number, because the mean of its divisors is an integer number (6479980).

Almost surely, 2^12959959 is an apocalyptic number.

12959959 is a deficient number, since it is larger than the sum of its proper divisors (1).

12959959 is an equidigital number, since it uses as much as digits as its factorization.

12959959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 328050, while the sum is 49.

The square root of 12959959 is about 3599.9943055511. The cubic root of 12959959 is about 234.8918107699.

The spelling of 12959959 in words is "twelve million, nine hundred fifty-nine thousand, nine hundred fifty-nine".