12479927 has 2 divisors, whose sum is σ = 12479928. Its totient is φ = 12479926.

The previous prime is 12479911. The next prime is 12479939. The reversal of 12479927 is 72997421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12479927 - 2⁴ = 12479911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12479227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6239963 + 6239964.

It is an arithmetic number, because the mean of its divisors is an integer number (6239964).

Almost surely, 2^12479927 is an apocalyptic number.

12479927 is a deficient number, since it is larger than the sum of its proper divisors (1).

12479927 is an equidigital number, since it uses as much as digits as its factorization.

12479927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 41.

The square root of 12479927 is about 3532.6940144881. The cubic root of 12479927 is about 231.9551476412.

The spelling of 12479927 in words is "twelve million, four hundred seventy-nine thousand, nine hundred twenty-seven".