6981313343 has 2 divisors, whose sum is σ = 6981313344. Its totient is φ = 6981313342.

The previous prime is 6981313331. The next prime is 6981313379. The reversal of 6981313343 is 3433131896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6981313343 - 2⁴ = 6981313327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6981313343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6981313043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490656671 + 3490656672.

It is an arithmetic number, because the mean of its divisors is an integer number (3490656672).

Almost surely, 2^6981313343 is an apocalyptic number.

6981313343 is a deficient number, since it is larger than the sum of its proper divisors (1).

6981313343 is an equidigital number, since it uses as much as digits as its factorization.

6981313343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 41.

The square root of 6981313343 is about 83554.2538893143. The cubic root of 6981313343 is about 1911.2274615990.

The spelling of 6981313343 in words is "six billion, nine hundred eighty-one million, three hundred thirteen thousand, three hundred forty-three".