12982427 has 2 divisors, whose sum is σ = 12982428. Its totient is φ = 12982426.

The previous prime is 12982381. The next prime is 12982433. The reversal of 12982427 is 72428921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12982427 - 2⁸ = 12982171 is a prime.

It is not a weakly prime, because it can be changed into another prime (12982477) 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, 6491213 + 6491214.

It is an arithmetic number, because the mean of its divisors is an integer number (6491214).

Almost surely, 2^12982427 is an apocalyptic number.

12982427 is a deficient number, since it is larger than the sum of its proper divisors (1).

12982427 is an equidigital number, since it uses as much as digits as its factorization.

12982427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 12982427 is about 3603.1135147258. The cubic root of 12982427 is about 235.0274722674.

The spelling of 12982427 in words is "twelve million, nine hundred eighty-two thousand, four hundred twenty-seven".