5239903 has 4 divisors (see below), whose sum is σ = 5381560. Its totient is φ = 5098248.

The previous prime is 5239901. The next prime is 5239907. The reversal of 5239903 is 3099325.

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

It is a cyclic number.

It is not a de Polignac number, because 5239903 - 2¹ = 5239901 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 (5239901) 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, 70773 + ... + 70846.

It is an arithmetic number, because the mean of its divisors is an integer number (1345390).

Almost surely, 2^5239903 is an apocalyptic number.

5239903 is a deficient number, since it is larger than the sum of its proper divisors (141657).

5239903 is a wasteful number, since it uses less digits than its factorization.

5239903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141656.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 5239903 is about 2289.0834410305. The cubic root of 5239903 is about 173.6898402908.

The spelling of 5239903 in words is "five million, two hundred thirty-nine thousand, nine hundred three".