5023139 has 4 divisors (see below), whose sum is σ = 5479800. Its totient is φ = 4566480.

The previous prime is 5023133. The next prime is 5023141. The reversal of 5023139 is 9313205.

It is a happy number.

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 5023139 - 2⁸ = 5022883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5023133) 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, 228314 + ... + 228335.

It is an arithmetic number, because the mean of its divisors is an integer number (1369950).

Almost surely, 2^5023139 is an apocalyptic number.

5023139 is a deficient number, since it is larger than the sum of its proper divisors (456661).

5023139 is a wasteful number, since it uses less digits than its factorization.

5023139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456660.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 5023139 is about 2241.2360429013. The cubic root of 5023139 is about 171.2609696917.

The spelling of 5023139 in words is "five million, twenty-three thousand, one hundred thirty-nine".