5003521 has 4 divisors (see below), whose sum is σ = 5011200. Its totient is φ = 4995844.

The previous prime is 5003519. The next prime is 5003539. The reversal of 5003521 is 1253005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5003521 - 2¹ = 5003519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5003495 and 5003504.

It is not an unprimeable number, because it can be changed into a prime (5003591) 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, 2761 + ... + 4198.

It is an arithmetic number, because the mean of its divisors is an integer number (1252800).

Almost surely, 2^5003521 is an apocalyptic number.

It is an amenable number.

5003521 is a deficient number, since it is larger than the sum of its proper divisors (7679).

5003521 is an equidigital number, since it uses as much as digits as its factorization.

5003521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 5003521 is about 2236.8551584758. The cubic root of 5003521 is about 171.0377240848.

Adding to 5003521 its reverse (1253005), we get a palindrome (6256526).

The spelling of 5003521 in words is "five million, three thousand, five hundred twenty-one".