2740206943 has 2 divisors, whose sum is σ = 2740206944. Its totient is φ = 2740206942.

The previous prime is 2740206929. The next prime is 2740206979. The reversal of 2740206943 is 3496020472.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2740206943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2741206943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1370103471 + 1370103472.

It is an arithmetic number, because the mean of its divisors is an integer number (1370103472).

Almost surely, 2^2740206943 is an apocalyptic number.

2740206943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2740206943 is an equidigital number, since it uses as much as digits as its factorization.

2740206943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 2740206943 is about 52346.9859972855. The cubic root of 2740206943 is about 1399.3546248181.

The spelling of 2740206943 in words is "two billion, seven hundred forty million, two hundred six thousand, nine hundred forty-three".