5023509 has 4 divisors (see below), whose sum is σ = 6698016. Its totient is φ = 3349004.

The previous prime is 5023507. The next prime is 5023511. The reversal of 5023509 is 9053205.

5023509 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 an interprime number because it is at equal distance from previous prime (5023507) and next prime (5023511).

It is a cyclic number.

It is not a de Polignac number, because 5023509 - 2¹ = 5023507 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5023507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837249 + ... + 837254.

It is an arithmetic number, because the mean of its divisors is an integer number (1674504).

Almost surely, 2^5023509 is an apocalyptic number.

It is an amenable number.

5023509 is a deficient number, since it is larger than the sum of its proper divisors (1674507).

5023509 is a wasteful number, since it uses less digits than its factorization.

5023509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674506.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 5023509 is about 2241.3185851190. The cubic root of 5023509 is about 171.2651745660.

The spelling of 5023509 in words is "five million, twenty-three thousand, five hundred nine".