12879827 has 2 divisors, whose sum is σ = 12879828. Its totient is φ = 12879826.

The previous prime is 12879773. The next prime is 12879851. The reversal of 12879827 is 72897821.

12879827 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 a de Polignac number, because none of the positive numbers 2^k-12879827 is a prime.

It is not a weakly prime, because it can be changed into another prime (12879887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6439913 + 6439914.

It is an arithmetic number, because the mean of its divisors is an integer number (6439914).

Almost surely, 2^12879827 is an apocalyptic number.

12879827 is a deficient number, since it is larger than the sum of its proper divisors (1).

12879827 is an equidigital number, since it uses as much as digits as its factorization.

12879827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 44.

The square root of 12879827 is about 3588.8475866216. The cubic root of 12879827 is about 234.4066940724.

The spelling of 12879827 in words is "twelve million, eight hundred seventy-nine thousand, eight hundred twenty-seven".