5130520 has 32 divisors (see below), whose sum is σ = 11793600. Its totient is φ = 2007808.

The previous prime is 5130511. The next prime is 5130529. The reversal of 5130520 is 250315.

It is an interprime number because it is at equal distance from previous prime (5130511) and next prime (5130529).

It is a junction number, because it is equal to n+sod(n) for n = 5130494 and 5130503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5130529) 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, 516 + ... + 3244.

It is an arithmetic number, because the mean of its divisors is an integer number (368550).

Almost surely, 2^5130520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5130520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5896800).

5130520 is an abundant number, since it is smaller than the sum of its proper divisors (6663080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5130520 is a wasteful number, since it uses less digits than its factorization.

5130520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787 (or 2783 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 5130520 is about 2265.0651204767. The cubic root of 5130520 is about 172.4727395135.

Adding to 5130520 its reverse (250315), we get a palindrome (5380835).

The spelling of 5130520 in words is "five million, one hundred thirty thousand, five hundred twenty".