2016671 has 2 divisors, whose sum is σ = 2016672. Its totient is φ = 2016670.

The previous prime is 2016653. The next prime is 2016673. The reversal of 2016671 is 1766102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2016671 - 2⁶ = 2016607 is a prime.

It is a Sophie Germain prime.

Together with 2016673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008335 + 1008336.

It is an arithmetic number, because the mean of its divisors is an integer number (1008336).

2^2016671 is an apocalyptic number.

2016671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016671 is an equidigital number, since it uses as much as digits as its factorization.

2016671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 2016671 is about 1420.0954193293. The cubic root of 2016671 is about 126.3412058657.

The spelling of 2016671 in words is "two million, sixteen thousand, six hundred seventy-one".