6727161671 has 2 divisors, whose sum is σ = 6727161672. Its totient is φ = 6727161670.

The previous prime is 6727161667. The next prime is 6727161709. The reversal of 6727161671 is 1761617276.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6727161671 - 2² = 6727161667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6727161631) 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, 3363580835 + 3363580836.

It is an arithmetic number, because the mean of its divisors is an integer number (3363580836).

Almost surely, 2^6727161671 is an apocalyptic number.

6727161671 is a deficient number, since it is larger than the sum of its proper divisors (1).

6727161671 is an equidigital number, since it uses as much as digits as its factorization.

6727161671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 148176, while the sum is 44.

The square root of 6727161671 is about 82019.2762160213. The cubic root of 6727161671 is about 1887.7477226201.

The spelling of 6727161671 in words is "six billion, seven hundred twenty-seven million, one hundred sixty-one thousand, six hundred seventy-one".