5178539 has 8 divisors (see below), whose sum is σ = 5277888. Its totient is φ = 5080320.

The previous prime is 5178521. The next prime is 5178541. The reversal of 5178539 is 9358715.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5178539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5178599) 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 7 ways as a sum of consecutive naturals, for example, 18974 + ... + 19244.

It is an arithmetic number, because the mean of its divisors is an integer number (659736).

Almost surely, 2^5178539 is an apocalyptic number.

5178539 is a deficient number, since it is larger than the sum of its proper divisors (99349).

5178539 is a wasteful number, since it uses less digits than its factorization.

5178539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565.

The product of its digits is 37800, while the sum is 38.

The square root of 5178539 is about 2275.6403494401. The cubic root of 5178539 is about 173.0091545157.

The spelling of 5178539 in words is "five million, one hundred seventy-eight thousand, five hundred thirty-nine".