2680943 has 2 divisors, whose sum is σ = 2680944. Its totient is φ = 2680942.

The previous prime is 2680907. The next prime is 2680961. The reversal of 2680943 is 3490862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2680943 - 2⁶ = 2680879 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2688943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1340471 + 1340472.

It is an arithmetic number, because the mean of its divisors is an integer number (1340472).

2^2680943 is an apocalyptic number.

2680943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2680943 is an equidigital number, since it uses as much as digits as its factorization.

2680943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2680943 is about 1637.3585435084. The cubic root of 2680943 is about 138.9192809816.

The spelling of 2680943 in words is "two million, six hundred eighty thousand, nine hundred forty-three".