6699941 has 2 divisors, whose sum is σ = 6699942. Its totient is φ = 6699940.

The previous prime is 6699929. The next prime is 6699947. The reversal of 6699941 is 1499966.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3880900 + 2819041 = 1970^2 + 1679^2 .

It is a cyclic number.

It is not a de Polignac number, because 6699941 - 2¹⁴ = 6683557 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6699892 and 6699901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6699947) 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, 3349970 + 3349971.

It is an arithmetic number, because the mean of its divisors is an integer number (3349971).

Almost surely, 2^6699941 is an apocalyptic number.

It is an amenable number.

6699941 is a deficient number, since it is larger than the sum of its proper divisors (1).

6699941 is an equidigital number, since it uses as much as digits as its factorization.

6699941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 44.

The square root of 6699941 is about 2588.4244242396. The cubic root of 6699941 is about 188.5198097322.

The spelling of 6699941 in words is "six million, six hundred ninety-nine thousand, nine hundred forty-one".