441323863 has 2 divisors, whose sum is σ = 441323864. Its totient is φ = 441323862.

The previous prime is 441323819. The next prime is 441323867. The reversal of 441323863 is 368323144.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441323863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441323867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220661931 + 220661932.

It is an arithmetic number, because the mean of its divisors is an integer number (220661932).

Almost surely, 2^441323863 is an apocalyptic number.

441323863 is a deficient number, since it is larger than the sum of its proper divisors (1).

441323863 is an equidigital number, since it uses as much as digits as its factorization.

441323863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 441323863 is about 21007.7096086175. The cubic root of 441323863 is about 761.3525447515.

The spelling of 441323863 in words is "four hundred forty-one million, three hundred twenty-three thousand, eight hundred sixty-three".