4344443321 has 2 divisors, whose sum is σ = 4344443322. Its totient is φ = 4344443320.

The previous prime is 4344443263. The next prime is 4344443329. The reversal of 4344443321 is 1233444434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4243219600 + 101223721 = 65140^2 + 10061^2 .

It is a cyclic number.

It is not a de Polignac number, because 4344443321 - 2¹⁴ = 4344426937 is a prime.

It is not a weakly prime, because it can be changed into another prime (4344443329) 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 as a sum of consecutive naturals, namely, 2172221660 + 2172221661.

It is an arithmetic number, because the mean of its divisors is an integer number (2172221661).

Almost surely, 2^4344443321 is an apocalyptic number.

It is an amenable number.

4344443321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4344443321 is an equidigital number, since it uses as much as digits as its factorization.

4344443321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 32.

The square root of 4344443321 is about 65912.3912553626. The cubic root of 4344443321 is about 1631.7165252435.

Adding to 4344443321 its reverse (1233444434), we get a palindrome (5577887755).

The spelling of 4344443321 in words is "four billion, three hundred forty-four million, four hundred forty-three thousand, three hundred twenty-one".