441243563 has 2 divisors, whose sum is σ = 441243564. Its totient is φ = 441243562.

The previous prime is 441243527. The next prime is 441243581. The reversal of 441243563 is 365342144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 441243563 - 2⁶ = 441243499 is a prime.

It is not a weakly prime, because it can be changed into another prime (441243163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220621781 + 220621782.

It is an arithmetic number, because the mean of its divisors is an integer number (220621782).

Almost surely, 2^441243563 is an apocalyptic number.

441243563 is a deficient number, since it is larger than the sum of its proper divisors (1).

441243563 is an equidigital number, since it uses as much as digits as its factorization.

441243563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 32.

The square root of 441243563 is about 21005.7983185596. The cubic root of 441243563 is about 761.3063652729.

The spelling of 441243563 in words is "four hundred forty-one million, two hundred forty-three thousand, five hundred sixty-three".