5185903 has 4 divisors (see below), whose sum is σ = 5192128. Its totient is φ = 5179680.

The previous prime is 5185889. The next prime is 5185913. The reversal of 5185903 is 3095815.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5185903 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 (5185913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1626 + ... + 3607.

It is an arithmetic number, because the mean of its divisors is an integer number (1298032).

Almost surely, 2^5185903 is an apocalyptic number.

5185903 is a deficient number, since it is larger than the sum of its proper divisors (6225).

5185903 is an equidigital number, since it uses as much as digits as its factorization.

5185903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6224.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 5185903 is about 2277.2577807530. The cubic root of 5185903 is about 173.0911233224.

The spelling of 5185903 in words is "five million, one hundred eighty-five thousand, nine hundred three".