2560171 has 2 divisors, whose sum is σ = 2560172. Its totient is φ = 2560170.

The previous prime is 2560169. The next prime is 2560211. The reversal of 2560171 is 1710652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2560171 - 2¹ = 2560169 is a prime.

Together with 2560169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2560471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280085 + 1280086.

It is an arithmetic number, because the mean of its divisors is an integer number (1280086).

2^2560171 is an apocalyptic number.

2560171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2560171 is an equidigital number, since it uses as much as digits as its factorization.

2560171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 2560171 is about 1600.0534366077. The cubic root of 2560171 is about 136.8011215610.

The spelling of 2560171 in words is "two million, five hundred sixty thousand, one hundred seventy-one".