6378673271 has 2 divisors, whose sum is σ = 6378673272. Its totient is φ = 6378673270.

The previous prime is 6378673267. The next prime is 6378673289. The reversal of 6378673271 is 1723768736.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6378673271 - 2² = 6378673267 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6378673211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3189336635 + 3189336636.

It is an arithmetic number, because the mean of its divisors is an integer number (3189336636).

Almost surely, 2^6378673271 is an apocalyptic number.

6378673271 is a deficient number, since it is larger than the sum of its proper divisors (1).

6378673271 is an equidigital number, since it uses as much as digits as its factorization.

6378673271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 50.

The square root of 6378673271 is about 79866.5967160239. The cubic root of 6378673271 is about 1854.5709487382.

The spelling of 6378673271 in words is "six billion, three hundred seventy-eight million, six hundred seventy-three thousand, two hundred seventy-one".