3043643 has 2 divisors, whose sum is σ = 3043644. Its totient is φ = 3043642.

The previous prime is 3043627. The next prime is 3043681. The reversal of 3043643 is 3463403.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3043643 - 2⁴ = 3043627 is a prime.

It is a super-2 number, since 2×3043643² = 18527525422898, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3043603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1521821 + 1521822.

It is an arithmetic number, because the mean of its divisors is an integer number (1521822).

Almost surely, 2^3043643 is an apocalyptic number.

3043643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3043643 is an equidigital number, since it uses as much as digits as its factorization.

3043643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 3043643 is about 1744.6039665208. The cubic root of 3043643 is about 144.9209716006.

The spelling of 3043643 in words is "three million, forty-three thousand, six hundred forty-three".