6766247347 has 2 divisors, whose sum is σ = 6766247348. Its totient is φ = 6766247346.

The previous prime is 6766247291. The next prime is 6766247351. The reversal of 6766247347 is 7437426676.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6766247347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6766247294 and 6766247303.

It is not a weakly prime, because it can be changed into another prime (6766247447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3383123673 + 3383123674.

It is an arithmetic number, because the mean of its divisors is an integer number (3383123674).

Almost surely, 2^6766247347 is an apocalyptic number.

6766247347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6766247347 is an equidigital number, since it uses as much as digits as its factorization.

6766247347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7112448, while the sum is 52.

The square root of 6766247347 is about 82257.2024019782. The cubic root of 6766247347 is about 1891.3966838983.

The spelling of 6766247347 in words is "six billion, seven hundred sixty-six million, two hundred forty-seven thousand, three hundred forty-seven".