5131579 has 4 divisors (see below), whose sum is σ = 5308560. Its totient is φ = 4954600.

The previous prime is 5131571. The next prime is 5131627. The reversal of 5131579 is 9751315.

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 5131579 - 2³ = 5131571 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5131579.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131571) 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, 88447 + ... + 88504.

It is an arithmetic number, because the mean of its divisors is an integer number (1327140).

Almost surely, 2^5131579 is an apocalyptic number.

5131579 is a deficient number, since it is larger than the sum of its proper divisors (176981).

5131579 is a wasteful number, since it uses less digits than its factorization.

5131579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176980.

The product of its digits is 4725, while the sum is 31.

The square root of 5131579 is about 2265.2988765282. The cubic root of 5131579 is about 172.4846055015.

The spelling of 5131579 in words is "five million, one hundred thirty-one thousand, five hundred seventy-nine".