4319473321 has 4 divisors (see below), whose sum is σ = 4319935312. Its totient is φ = 4319011332.

The previous prime is 4319473313. The next prime is 4319473391. The reversal of 4319473321 is 1233749134.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1233749134 = 2 ⋅616874567.

It is a cyclic number.

It is not a de Polignac number, because 4319473321 - 2³ = 4319473313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4319473391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216675 + ... + 235768.

It is an arithmetic number, because the mean of its divisors is an integer number (1079983828).

Almost surely, 2^4319473321 is an apocalyptic number.

It is an amenable number.

4319473321 is a deficient number, since it is larger than the sum of its proper divisors (461991).

4319473321 is an equidigital number, since it uses as much as digits as its factorization.

4319473321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461990.

The product of its digits is 54432, while the sum is 37.

The square root of 4319473321 is about 65722.7001955945. The cubic root of 4319473321 is about 1628.5843808431.

The spelling of 4319473321 in words is "four billion, three hundred nineteen million, four hundred seventy-three thousand, three hundred twenty-one".