6845345347 has 2 divisors, whose sum is σ = 6845345348. Its totient is φ = 6845345346.

The previous prime is 6845345329. The next prime is 6845345389. The reversal of 6845345347 is 7435435486.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6845345347 - 2⁷ = 6845345219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6845345347.

It is not a weakly prime, because it can be changed into another prime (6845345047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3422672673 + 3422672674.

It is an arithmetic number, because the mean of its divisors is an integer number (3422672674).

Almost surely, 2^6845345347 is an apocalyptic number.

6845345347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6845345347 is an equidigital number, since it uses as much as digits as its factorization.

6845345347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 49.

The square root of 6845345347 is about 82736.6022205408. The cubic root of 6845345347 is about 1898.7383449584.

The spelling of 6845345347 in words is "six billion, eight hundred forty-five million, three hundred forty-five thousand, three hundred forty-seven".