5103 has 14 divisors (see below), whose sum is σ = 8744. Its totient is φ = 2916.

The previous prime is 5101. The next prime is 5107. The reversal of 5103 is 3015.

It is not a de Polignac number, because 5103 - 2¹ = 5101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

5103 is a lucky number.

It is a plaindrome in base 16.

It is a nialpdrome in base 3 and base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5101) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 726 + ... + 732.

2⁵¹⁰³ is an apocalyptic number.

5103 is a deficient number, since it is larger than the sum of its proper divisors (3641).

5103 is an frugal number, since it uses more digits than its factorization.

5103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 9.

The square root of 5103 is about 71.4352853987. The cubic root of 5103 is about 17.2163806450.

Adding to 5103 its reverse (3015), we get a palindrome (8118).

It can be divided in two parts, 5 and 103, that multiplied together give a palindrome (515).

The spelling of 5103 in words is "five thousand, one hundred three".