6983768609 has 2 divisors, whose sum is σ = 6983768610. Its totient is φ = 6983768608.

The previous prime is 6983768557. The next prime is 6983768663. The reversal of 6983768609 is 9068673896.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6110861584 + 872907025 = 78172^2 + 29545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6983768609 is a prime.

It is not a weakly prime, because it can be changed into another prime (6983768509) 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, 3491884304 + 3491884305.

It is an arithmetic number, because the mean of its divisors is an integer number (3491884305).

Almost surely, 2^6983768609 is an apocalyptic number.

It is an amenable number.

6983768609 is a deficient number, since it is larger than the sum of its proper divisors (1).

6983768609 is an equidigital number, since it uses as much as digits as its factorization.

6983768609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23514624, while the sum is 62.

The square root of 6983768609 is about 83568.9452428353. The cubic root of 6983768609 is about 1911.4514892553.

The spelling of 6983768609 in words is "six billion, nine hundred eighty-three million, seven hundred sixty-eight thousand, six hundred nine".