6745943 has 2 divisors, whose sum is σ = 6745944. Its totient is φ = 6745942.

The previous prime is 6745939. The next prime is 6745961. The reversal of 6745943 is 3495476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6745943 - 2² = 6745939 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6745897 and 6745906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6745903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372971 + 3372972.

It is an arithmetic number, because the mean of its divisors is an integer number (3372972).

Almost surely, 2^6745943 is an apocalyptic number.

6745943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6745943 is an equidigital number, since it uses as much as digits as its factorization.

6745943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 6745943 is about 2597.2953239861. The cubic root of 6745943 is about 188.9502869353.

The spelling of 6745943 in words is "six million, seven hundred forty-five thousand, nine hundred forty-three".