5811103 has 4 divisors (see below), whose sum is σ = 5817168. Its totient is φ = 5805040.

The previous prime is 5811101. The next prime is 5811119. The reversal of 5811103 is 3011185.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5811103 - 2¹ = 5811101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811101) 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, 1243 + ... + 3628.

It is an arithmetic number, because the mean of its divisors is an integer number (1454292).

Almost surely, 2^5811103 is an apocalyptic number.

5811103 is a deficient number, since it is larger than the sum of its proper divisors (6065).

5811103 is a wasteful number, since it uses less digits than its factorization.

5811103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6064.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 5811103 is about 2410.6229485343. The cubic root of 5811103 is about 179.7847529947.

Adding to 5811103 its reverse (3011185), we get a palindrome (8822288).

The spelling of 5811103 in words is "five million, eight hundred eleven thousand, one hundred three".