6681683 has 2 divisors, whose sum is σ = 6681684. Its totient is φ = 6681682.

The previous prime is 6681679. The next prime is 6681721. The reversal of 6681683 is 3861866.

It is an a-pointer prime, because the next prime (6681721) can be obtained adding 6681683 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6681683 - 2² = 6681679 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6641683) 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, 3340841 + 3340842.

It is an arithmetic number, because the mean of its divisors is an integer number (3340842).

Almost surely, 2^6681683 is an apocalyptic number.

6681683 is a deficient number, since it is larger than the sum of its proper divisors (1).

6681683 is an equidigital number, since it uses as much as digits as its factorization.

6681683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 6681683 is about 2584.8951622841. The cubic root of 6681683 is about 188.3484089184.

The spelling of 6681683 in words is "six million, six hundred eighty-one thousand, six hundred eighty-three".