5563 has 2 divisors, whose sum is σ = 5564.
Its totient is φ = 5562.
The previous prime is 5557. The next prime is 5569. The reversal of 5563 is 3655.
It is a balanced prime because it is at equal distance from previous prime (5557) and next prime (5569).
It is a cyclic number.
It is not a de Polignac number, because 5563 - 25 = 5531 is a prime.
It is a plaindrome in base 13, base 15 and base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 5563.
It is not a weakly prime, because it can be changed into another prime (5569) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2781 + 2782.
It is an arithmetic number, because the mean of its divisors is an integer number (2782).
25563 is an apocalyptic number.
5563 is a deficient number, since it is larger than the sum of its proper divisors (1).
5563 is an equidigital number, since it uses as much as digits as its factorization.
5563 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 450, while the sum is 19.
The square root of 5563 is about 74.5855213832.
The cubic root of 5563 is about 17.7188835248.
The spelling of 5563 in words is "five thousand, five hundred sixty-three".