1000444463 has 2 divisors, whose sum is σ = 1000444464. Its totient is φ = 1000444462.

The previous prime is 1000444453. The next prime is 1000444477. The reversal of 1000444463 is 3644440001.

It is a weak prime.

It is an emirp because it is prime and its reverse (3644440001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000444463 - 2⁶ = 1000444399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000444453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500222231 + 500222232.

It is an arithmetic number, because the mean of its divisors is an integer number (500222232).

Almost surely, 2^1000444463 is an apocalyptic number.

1000444463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000444463 is an equidigital number, since it uses as much as digits as its factorization.

1000444463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1000444463 is about 31629.8033980611. The cubic root of 1000444463 is about 1000.1481323890.

Adding to 1000444463 its reverse (3644440001), we get a palindrome (4644884464).

The spelling of 1000444463 in words is "one billion, four hundred forty-four thousand, four hundred sixty-three".