1163304563 has 2 divisors, whose sum is σ = 1163304564. Its totient is φ = 1163304562.

The previous prime is 1163304559. The next prime is 1163304617. The reversal of 1163304563 is 3654033611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1163304563 - 2² = 1163304559 is a prime.

It is not a weakly prime, because it can be changed into another prime (1163303563) 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, 581652281 + 581652282.

It is an arithmetic number, because the mean of its divisors is an integer number (581652282).

Almost surely, 2^1163304563 is an apocalyptic number.

1163304563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163304563 is an equidigital number, since it uses as much as digits as its factorization.

1163304563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 1163304563 is about 34107.2508859920. The cubic root of 1163304563 is about 1051.7143763687.

The spelling of 1163304563 in words is "one billion, one hundred sixty-three million, three hundred four thousand, five hundred sixty-three".