6790191971 has 2 divisors, whose sum is σ = 6790191972. Its totient is φ = 6790191970.

The previous prime is 6790191959. The next prime is 6790191973. The reversal of 6790191971 is 1791910976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6790191971 - 2¹⁰ = 6790190947 is a prime.

It is a super-2 number, since 2×6790191971² = 92213414006065729682, which contains 22 as substring.

Together with 6790191973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6790191973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3395095985 + 3395095986.

It is an arithmetic number, because the mean of its divisors is an integer number (3395095986).

Almost surely, 2^6790191971 is an apocalyptic number.

6790191971 is a deficient number, since it is larger than the sum of its proper divisors (1).

6790191971 is an equidigital number, since it uses as much as digits as its factorization.

6790191971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 214326, while the sum is 50.

The square root of 6790191971 is about 82402.6211415632. The cubic root of 6790191971 is about 1893.6251699773.

The spelling of 6790191971 in words is "six billion, seven hundred ninety million, one hundred ninety-one thousand, nine hundred seventy-one".