5120052321 has 4 divisors (see below), whose sum is σ = 6826736432. Its totient is φ = 3413368212.

The previous prime is 5120052317. The next prime is 5120052373. The reversal of 5120052321 is 1232500215.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5120052321 - 2² = 5120052317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5120052521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 853342051 + ... + 853342056.

It is an arithmetic number, because the mean of its divisors is an integer number (1706684108).

Almost surely, 2^5120052321 is an apocalyptic number.

It is an amenable number.

5120052321 is a deficient number, since it is larger than the sum of its proper divisors (1706684111).

5120052321 is a wasteful number, since it uses less digits than its factorization.

5120052321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706684110.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5120052321 is about 71554.5408831613. The cubic root of 5120052321 is about 1723.5536229522.

Adding to 5120052321 its reverse (1232500215), we get a palindrome (6352552536).

The spelling of 5120052321 in words is "five billion, one hundred twenty million, fifty-two thousand, three hundred twenty-one".