6945347 has 2 divisors, whose sum is σ = 6945348. Its totient is φ = 6945346.

The previous prime is 6945329. The next prime is 6945361. The reversal of 6945347 is 7435496.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6945347 - 2⁶ = 6945283 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6945347.

It is not a weakly prime, because it can be changed into another prime (6945397) 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, 3472673 + 3472674.

It is an arithmetic number, because the mean of its divisors is an integer number (3472674).

Almost surely, 2^6945347 is an apocalyptic number.

6945347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6945347 is an equidigital number, since it uses as much as digits as its factorization.

6945347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 6945347 is about 2635.4026257860. The cubic root of 6945347 is about 190.7939720798.

The spelling of 6945347 in words is "six million, nine hundred forty-five thousand, three hundred forty-seven".