12399683 has 2 divisors, whose sum is σ = 12399684. Its totient is φ = 12399682.

The previous prime is 12399679. The next prime is 12399697. The reversal of 12399683 is 38699321.

12399683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (38699321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12399683 - 2² = 12399679 is a prime.

It is a super-3 number, since 3×12399683³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12399683.

It is not a weakly prime, because it can be changed into another prime (12399643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6199841 + 6199842.

It is an arithmetic number, because the mean of its divisors is an integer number (6199842).

Almost surely, 2^12399683 is an apocalyptic number.

12399683 is a deficient number, since it is larger than the sum of its proper divisors (1).

12399683 is an equidigital number, since it uses as much as digits as its factorization.

12399683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 41.

The square root of 12399683 is about 3521.3183610688. The cubic root of 12399683 is about 231.4569330575.

The spelling of 12399683 in words is "twelve million, three hundred ninety-nine thousand, six hundred eighty-three".