5121252130 has 8 divisors (see below), whose sum is σ = 9218253852. Its totient is φ = 2048500848.

The previous prime is 5121252079. The next prime is 5121252161. The reversal of 5121252130 is 312521215.

It can be written as a sum of positive squares in 2 ways, for example, as 4883074641 + 238177489 = 69879^2 + 15433^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256062597 + ... + 256062616.

Almost surely, 2^5121252130 is an apocalyptic number.

5121252130 is a deficient number, since it is larger than the sum of its proper divisors (4097001722).

5121252130 is a wasteful number, since it uses less digits than its factorization.

5121252130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512125220.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5121252130 is about 71562.9242694847. The cubic root of 5121252130 is about 1723.6882422563.

Adding to 5121252130 its reverse (312521215), we get a palindrome (5433773345).

The spelling of 5121252130 in words is "five billion, one hundred twenty-one million, two hundred fifty-two thousand, one hundred thirty".