5250143321 has 4 divisors (see below), whose sum is σ = 5250451200. Its totient is φ = 5249835444.

The previous prime is 5250143309. The next prime is 5250143341. The reversal of 5250143321 is 1233410525.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 5250143321 - 2³⁰ = 4176401497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5250143341) 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, 126761 + ... + 162998.

It is an arithmetic number, because the mean of its divisors is an integer number (1312612800).

Almost surely, 2^5250143321 is an apocalyptic number.

It is an amenable number.

5250143321 is a deficient number, since it is larger than the sum of its proper divisors (307879).

5250143321 is a wasteful number, since it uses less digits than its factorization.

5250143321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307878.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 5250143321 is about 72457.8727330578. The cubic root of 5250143321 is about 1738.0291377791.

Adding to 5250143321 its reverse (1233410525), we get a palindrome (6483553846).

The spelling of 5250143321 in words is "five billion, two hundred fifty million, one hundred forty-three thousand, three hundred twenty-one".