5523 has 8 divisors (see below), whose sum is σ = 8448.
Its totient is φ = 3144.
The previous prime is 5521. The next prime is 5527. The reversal of 5523 is 3255.
Added to its reverse (3255) it gives a triangular number (8778 = T132).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5523 - 21 = 5521 is a prime.
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (5521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111 + ... + 152.
It is an arithmetic number, because the mean of its divisors is an integer number (1056).
25523 is an apocalyptic number.
5523 is a deficient number, since it is larger than the sum of its proper divisors (2925).
5523 is a wasteful number, since it uses less digits than its factorization.
5523 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 273.
The product of its digits is 150, while the sum is 15.
The square root of 5523 is about 74.3168890630.
The cubic root of 5523 is about 17.6763129157.
Adding to 5523 its reverse (3255), we get a palindrome (8778).
It can be divided in two parts, 552 and 3, that added together give a palindrome (555).
The spelling of 5523 in words is "five thousand, five hundred twenty-three".