5139605 has 8 divisors (see below), whose sum is σ = 6179712. Its totient is φ = 4103568.

The previous prime is 5139601. The next prime is 5139611. The reversal of 5139605 is 5069315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5139605 - 2² = 5139601 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 (5139601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4304 + ... + 5366.

It is an arithmetic number, because the mean of its divisors is an integer number (772464).

Almost surely, 2^5139605 is an apocalyptic number.

It is an amenable number.

5139605 is a deficient number, since it is larger than the sum of its proper divisors (1040107).

5139605 is a wasteful number, since it uses less digits than its factorization.

5139605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 5139605 is about 2267.0696945617. The cubic root of 5139605 is about 172.5744829926.

The spelling of 5139605 in words is "five million, one hundred thirty-nine thousand, six hundred five".