12567983 has 2 divisors, whose sum is σ = 12567984. Its totient is φ = 12567982.

The previous prime is 12567977. The next prime is 12568021. The reversal of 12567983 is 38976521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12567983 - 2⁸ = 12567727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12567983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12567953) 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, 6283991 + 6283992.

It is an arithmetic number, because the mean of its divisors is an integer number (6283992).

Almost surely, 2^12567983 is an apocalyptic number.

12567983 is a deficient number, since it is larger than the sum of its proper divisors (1).

12567983 is an equidigital number, since it uses as much as digits as its factorization.

12567983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 41.

The square root of 12567983 is about 3545.1351173122. The cubic root of 12567983 is about 232.4994134182.

The spelling of 12567983 in words is "twelve million, five hundred sixty-seven thousand, nine hundred eighty-three".