1000332563 has 2 divisors, whose sum is σ = 1000332564. Its totient is φ = 1000332562.

The previous prime is 1000332559. The next prime is 1000332611. The reversal of 1000332563 is 3652330001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000332563 - 2² = 1000332559 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000332533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500166281 + 500166282.

It is an arithmetic number, because the mean of its divisors is an integer number (500166282).

Almost surely, 2^1000332563 is an apocalyptic number.

1000332563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000332563 is an equidigital number, since it uses as much as digits as its factorization.

1000332563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 1000332563 is about 31628.0344473064. The cubic root of 1000332563 is about 1000.1108420469.

Adding to 1000332563 its reverse (3652330001), we get a palindrome (4652662564).

The spelling of 1000332563 in words is "one billion, three hundred thirty-two thousand, five hundred sixty-three".