6043991 has 2 divisors, whose sum is σ = 6043992. Its totient is φ = 6043990.

The previous prime is 6043981. The next prime is 6044011. The reversal of 6043991 is 1993406.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6043991 - 2¹⁴ = 6027607 is a 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 (6043981) 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, 3021995 + 3021996.

It is an arithmetic number, because the mean of its divisors is an integer number (3021996).

Almost surely, 2^6043991 is an apocalyptic number.

6043991 is a deficient number, since it is larger than the sum of its proper divisors (1).

6043991 is an equidigital number, since it uses as much as digits as its factorization.

6043991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 6043991 is about 2458.4529688404. The cubic root of 6043991 is about 182.1550725189.

The spelling of 6043991 in words is "six million, forty-three thousand, nine hundred ninety-one".