12516983 has 2 divisors, whose sum is σ = 12516984. Its totient is φ = 12516982.

The previous prime is 12516979. The next prime is 12517019. The reversal of 12516983 is 38961521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12516983 - 2² = 12516979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12516943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6258491 + 6258492.

It is an arithmetic number, because the mean of its divisors is an integer number (6258492).

Almost surely, 2^12516983 is an apocalyptic number.

12516983 is a deficient number, since it is larger than the sum of its proper divisors (1).

12516983 is an equidigital number, since it uses as much as digits as its factorization.

12516983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 35.

The square root of 12516983 is about 3537.9348495980. The cubic root of 12516983 is about 232.1844982545.

The spelling of 12516983 in words is "twelve million, five hundred sixteen thousand, nine hundred eighty-three".