5123124013 has 16 divisors (see below), whose sum is σ = 5939749120. Its totient is φ = 4327779456.

The previous prime is 5123124011. The next prime is 5123124023. The reversal of 5123124013 is 3104213215.

It is a happy number.

It is not a de Polignac number, because 5123124013 - 2¹ = 5123124011 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 (5123124011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849856 + ... + 855862.

It is an arithmetic number, because the mean of its divisors is an integer number (371234320).

Almost surely, 2^5123124013 is an apocalyptic number.

It is an amenable number.

5123124013 is a deficient number, since it is larger than the sum of its proper divisors (816625107).

5123124013 is a wasteful number, since it uses less digits than its factorization.

5123124013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7756.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 5123124013 is about 71576.0016555829. The cubic root of 5123124013 is about 1723.8982266899.

Adding to 5123124013 its reverse (3104213215), we get a palindrome (8227337228).

The spelling of 5123124013 in words is "five billion, one hundred twenty-three million, one hundred twenty-four thousand, thirteen".