2543171 has 2 divisors, whose sum is σ = 2543172. Its totient is φ = 2543170.

The previous prime is 2543159. The next prime is 2543201. The reversal of 2543171 is 1713452.

2543171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2543171 - 2¹⁰ = 2542147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2543111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271585 + 1271586.

It is an arithmetic number, because the mean of its divisors is an integer number (1271586).

2^2543171 is an apocalyptic number.

2543171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543171 is an equidigital number, since it uses as much as digits as its factorization.

2543171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 840, while the sum is 23.

The square root of 2543171 is about 1594.7322659306. The cubic root of 2543171 is about 136.4976541167.

The spelling of 2543171 in words is "two million, five hundred forty-three thousand, one hundred seventy-one".