6580243 has 2 divisors, whose sum is σ = 6580244. Its totient is φ = 6580242.

The previous prime is 6580237. The next prime is 6580283. The reversal of 6580243 is 3420856.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6580243 is a prime.

It is not a weakly prime, because it can be changed into another prime (6580283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3290121 + 3290122.

It is an arithmetic number, because the mean of its divisors is an integer number (3290122).

Almost surely, 2^6580243 is an apocalyptic number.

6580243 is a deficient number, since it is larger than the sum of its proper divisors (1).

6580243 is an equidigital number, since it uses as much as digits as its factorization.

6580243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 6580243 is about 2565.1984328703. The cubic root of 6580243 is about 187.3903880818.

It can be divided in two parts, 65 and 80243, that added together give a palindrome (80308).

The spelling of 6580243 in words is "six million, five hundred eighty thousand, two hundred forty-three".