441320263 has 2 divisors, whose sum is σ = 441320264. Its totient is φ = 441320262.

The previous prime is 441320237. The next prime is 441320273. The reversal of 441320263 is 362023144.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441320263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441320203) 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, 220660131 + 220660132.

It is an arithmetic number, because the mean of its divisors is an integer number (220660132).

Almost surely, 2^441320263 is an apocalyptic number.

441320263 is a deficient number, since it is larger than the sum of its proper divisors (1).

441320263 is an equidigital number, since it uses as much as digits as its factorization.

441320263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 441320263 is about 21007.6239256133. The cubic root of 441320263 is about 761.3504745586.

The spelling of 441320263 in words is "four hundred forty-one million, three hundred twenty thousand, two hundred sixty-three".