2016943 has 2 divisors, whose sum is σ = 2016944. Its totient is φ = 2016942.

The previous prime is 2016923. The next prime is 2016967. The reversal of 2016943 is 3496102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2016943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008471 + 1008472.

It is an arithmetic number, because the mean of its divisors is an integer number (1008472).

2^2016943 is an apocalyptic number.

2016943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016943 is an equidigital number, since it uses as much as digits as its factorization.

2016943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2016943 is about 1420.1911843129. The cubic root of 2016943 is about 126.3468857317.

The spelling of 2016943 in words is "two million, sixteen thousand, nine hundred forty-three".