6845258171 has 2 divisors, whose sum is σ = 6845258172. Its totient is φ = 6845258170.

The previous prime is 6845258143. The next prime is 6845258191. The reversal of 6845258171 is 1718525486.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6845258171 is a prime.

It is not a weakly prime, because it can be changed into another prime (6845258191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3422629085 + 3422629086.

It is an arithmetic number, because the mean of its divisors is an integer number (3422629086).

Almost surely, 2^6845258171 is an apocalyptic number.

6845258171 is a deficient number, since it is larger than the sum of its proper divisors (1).

6845258171 is an equidigital number, since it uses as much as digits as its factorization.

6845258171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 537600, while the sum is 47.

The square root of 6845258171 is about 82736.0753903640. The cubic root of 6845258171 is about 1898.7302847312.

The spelling of 6845258171 in words is "six billion, eight hundred forty-five million, two hundred fifty-eight thousand, one hundred seventy-one".