5538903 has 16 divisors (see below), whose sum is σ = 7620096. Its totient is φ = 3576960.

The previous prime is 5538901. The next prime is 5538919. The reversal of 5538903 is 3098355.

It is not a de Polignac number, because 5538903 - 2¹ = 5538901 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5538901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22863 + ... + 23103.

It is an arithmetic number, because the mean of its divisors is an integer number (476256).

Almost surely, 2^5538903 is an apocalyptic number.

5538903 is a deficient number, since it is larger than the sum of its proper divisors (2081193).

5538903 is a wasteful number, since it uses less digits than its factorization.

5538903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 5538903 is about 2353.4874123309. The cubic root of 5538903 is about 176.9326246168.

It can be divided in two parts, 5538 and 903, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 5538903 in words is "five million, five hundred thirty-eight thousand, nine hundred three".