12690683 has 2 divisors, whose sum is σ = 12690684. Its totient is φ = 12690682.

The previous prime is 12690679. The next prime is 12690697. The reversal of 12690683 is 38609621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12690683 - 2² = 12690679 is a prime.

It is a super-2 number, since 2×12690683² = 322106870012978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12690673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6345341 + 6345342.

It is an arithmetic number, because the mean of its divisors is an integer number (6345342).

Almost surely, 2^12690683 is an apocalyptic number.

12690683 is a deficient number, since it is larger than the sum of its proper divisors (1).

12690683 is an equidigital number, since it uses as much as digits as its factorization.

12690683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 12690683 is about 3562.3984897818. The cubic root of 12690683 is about 233.2535874878.

It can be divided in two parts, 126 and 90683, that added together give a palindrome (90809).

The spelling of 12690683 in words is "twelve million, six hundred ninety thousand, six hundred eighty-three".