5123230530 has 128 divisors (see below), whose sum is σ = 13885572096. Its totient is φ = 1198828800.

The previous prime is 5123230397. The next prime is 5123230559. The reversal of 5123230530 is 350323215.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5123230530.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1597909 + ... + 1601111.

It is an arithmetic number, because the mean of its divisors is an integer number (108481032).

Almost surely, 2^5123230530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5123230530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6942786048).

5123230530 is an abundant number, since it is smaller than the sum of its proper divisors (8762341566).

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

5123230530 is a wasteful number, since it uses less digits than its factorization.

5123230530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3392.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 5123230530 is about 71576.7457349103. The cubic root of 5123230530 is about 1723.9101740352.

Adding to 5123230530 its reverse (350323215), we get a palindrome (5473553745).

The spelling of 5123230530 in words is "five billion, one hundred twenty-three million, two hundred thirty thousand, five hundred thirty".