11580563 has 2 divisors, whose sum is σ = 11580564. Its totient is φ = 11580562.

The previous prime is 11580551. The next prime is 11580581. The reversal of 11580563 is 36508511.

11580563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11580563 - 2⁸ = 11580307 is a prime.

It is equal to p₇₆₂₂₆₆ and since 11580563 and 762266 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11580533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5790281 + 5790282.

It is an arithmetic number, because the mean of its divisors is an integer number (5790282).

Almost surely, 2^11580563 is an apocalyptic number.

11580563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11580563 is an equidigital number, since it uses as much as digits as its factorization.

11580563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 11580563 is about 3403.0226270185. The cubic root of 11580563 is about 226.2437329237.

The spelling of 11580563 in words is "eleven million, five hundred eighty thousand, five hundred sixty-three".