5122511142 has 32 divisors (see below), whose sum is σ = 11737833984. Its totient is φ = 1459920000.

The previous prime is 5122511123. The next prime is 5122511189. The reversal of 5122511142 is 2411152215.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135234 + ... + 168917.

It is an arithmetic number, because the mean of its divisors is an integer number (366807312).

Almost surely, 2^5122511142 is an apocalyptic number.

5122511142 is an abundant number, since it is smaller than the sum of its proper divisors (6615322842).

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

5122511142 is a wasteful number, since it uses less digits than its factorization.

5122511142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304564.

The product of its digits is 800, while the sum is 24.

The square root of 5122511142 is about 71571.7202671558. The cubic root of 5122511142 is about 1723.8294815674.

Adding to 5122511142 its reverse (2411152215), we get a palindrome (7533663357).

The spelling of 5122511142 in words is "five billion, one hundred twenty-two million, five hundred eleven thousand, one hundred forty-two".