5803 has 4 divisors (see below), whose sum is σ = 6640. Its totient is φ = 4968.

The previous prime is 5801. The next prime is 5807. The reversal of 5803 is 3085.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3085 = 5 ⋅617.

It is a cyclic number.

It is not a de Polignac number, because 5803 - 2¹ = 5801 is a prime.

It is a Duffinian number.

5803 is a lucky number.

It is a plaindrome in base 4, base 15 and base 16.

It is not an unprimeable number, because it can be changed into a prime (5801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408 + ... + 421.

It is an arithmetic number, because the mean of its divisors is an integer number (1660).

2⁵⁸⁰³ is an apocalyptic number.

5803 is a deficient number, since it is larger than the sum of its proper divisors (837).

5803 is an equidigital number, since it uses as much as digits as its factorization.

5803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 5803 is about 76.1774244773. The cubic root of 5803 is about 17.9701150192.

Adding to 5803 its reverse (3085), we get a palindrome (8888).

It can be divided in two parts, 5 and 803, that added together give a palindrome (808).

The spelling of 5803 in words is "five thousand, eight hundred three".