6928457971 has 2 divisors, whose sum is σ = 6928457972. Its totient is φ = 6928457970.

The previous prime is 6928457941. The next prime is 6928457983. The reversal of 6928457971 is 1797548296.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6928457971 - 2¹¹ = 6928455923 is a prime.

It is not a weakly prime, because it can be changed into another prime (6928457941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3464228985 + 3464228986.

It is an arithmetic number, because the mean of its divisors is an integer number (3464228986).

Almost surely, 2^6928457971 is an apocalyptic number.

6928457971 is a deficient number, since it is larger than the sum of its proper divisors (1).

6928457971 is an equidigital number, since it uses as much as digits as its factorization.

6928457971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 58.

The square root of 6928457971 is about 83237.3592264916. The cubic root of 6928457971 is about 1906.3919505781.

The spelling of 6928457971 in words is "six billion, nine hundred twenty-eight million, four hundred fifty-seven thousand, nine hundred seventy-one".