2144843 has 2 divisors, whose sum is σ = 2144844. Its totient is φ = 2144842.

The previous prime is 2144837. The next prime is 2144867. The reversal of 2144843 is 3484412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2144843 - 2²⁰ = 1096267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2144893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072421 + 1072422.

It is an arithmetic number, because the mean of its divisors is an integer number (1072422).

2^2144843 is an apocalyptic number.

2144843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144843 is an equidigital number, since it uses as much as digits as its factorization.

2144843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3072, while the sum is 26.

The square root of 2144843 is about 1464.5282516906. The cubic root of 2144843 is about 128.9630124513.

The spelling of 2144843 in words is "two million, one hundred forty-four thousand, eight hundred forty-three".