4539300321 has 4 divisors (see below), whose sum is σ = 6052400432. Its totient is φ = 3026200212.

The previous prime is 4539300319. The next prime is 4539300379. The reversal of 4539300321 is 1230039354.

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 4539300321 - 2¹ = 4539300319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4539300301) 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, 756550051 + ... + 756550056.

It is an arithmetic number, because the mean of its divisors is an integer number (1513100108).

Almost surely, 2^4539300321 is an apocalyptic number.

It is an amenable number.

4539300321 is a deficient number, since it is larger than the sum of its proper divisors (1513100111).

4539300321 is a wasteful number, since it uses less digits than its factorization.

4539300321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513100110.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 4539300321 is about 67374.3298371123. The cubic root of 4539300321 is about 1655.7558783150.

Adding to 4539300321 its reverse (1230039354), we get a palindrome (5769339675).

The spelling of 4539300321 in words is "four billion, five hundred thirty-nine million, three hundred thousand, three hundred twenty-one".