5021139 has 4 divisors (see below), whose sum is σ = 6694856. Its totient is φ = 3347424.

The previous prime is 5021119. The next prime is 5021143. The reversal of 5021139 is 9311205.

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

It is not a de Polignac number, because 5021139 - 2¹² = 5017043 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5021119) 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, 836854 + ... + 836859.

It is an arithmetic number, because the mean of its divisors is an integer number (1673714).

Almost surely, 2^5021139 is an apocalyptic number.

5021139 is a deficient number, since it is larger than the sum of its proper divisors (1673717).

5021139 is a wasteful number, since it uses less digits than its factorization.

5021139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673716.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 5021139 is about 2240.7898161140. The cubic root of 5021139 is about 171.2382370665.

The spelling of 5021139 in words is "five million, twenty-one thousand, one hundred thirty-nine".