4931232321 has 4 divisors (see below), whose sum is σ = 6574976432. Its totient is φ = 3287488212.

The previous prime is 4931232301. The next prime is 4931232329. The reversal of 4931232321 is 1232321394.

4931232321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4931232321 - 2⁵ = 4931232289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4931232329) 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, 821872051 + ... + 821872056.

It is an arithmetic number, because the mean of its divisors is an integer number (1643744108).

Almost surely, 2^4931232321 is an apocalyptic number.

It is an amenable number.

4931232321 is a deficient number, since it is larger than the sum of its proper divisors (1643744111).

4931232321 is a wasteful number, since it uses less digits than its factorization.

4931232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643744110.

The product of its digits is 7776, while the sum is 30.

The square root of 4931232321 is about 70222.7336480146. The cubic root of 4931232321 is about 1702.1003245424.

The spelling of 4931232321 in words is "four billion, nine hundred thirty-one million, two hundred thirty-two thousand, three hundred twenty-one".