6409043 has 2 divisors, whose sum is σ = 6409044. Its totient is φ = 6409042.

The previous prime is 6409037. The next prime is 6409063. The reversal of 6409043 is 3409046.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6409043 - 2⁴ = 6409027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6409003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3204521 + 3204522.

It is an arithmetic number, because the mean of its divisors is an integer number (3204522).

Almost surely, 2^6409043 is an apocalyptic number.

6409043 is a deficient number, since it is larger than the sum of its proper divisors (1).

6409043 is an equidigital number, since it uses as much as digits as its factorization.

6409043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6409043 is about 2531.6087770428. The cubic root of 6409043 is about 185.7509577905.

The spelling of 6409043 in words is "six million, four hundred nine thousand, forty-three".