4441143321 has 12 divisors (see below), whose sum is σ = 6536022948. Its totient is φ = 2904898464.

The previous prime is 4441143313. The next prime is 4441143341. The reversal of 4441143321 is 1233411444.

It can be written as a sum of positive squares in 2 ways, for example, as 1488416400 + 2952726921 = 38580^2 + 54339^2 .

It is not a de Polignac number, because 4441143321 - 2³ = 4441143313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4441143341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4654810 + ... + 4655763.

It is an arithmetic number, because the mean of its divisors is an integer number (544668579).

Almost surely, 2^4441143321 is an apocalyptic number.

It is an amenable number.

4441143321 is a deficient number, since it is larger than the sum of its proper divisors (2094879627).

4441143321 is a wasteful number, since it uses less digits than its factorization.

4441143321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9310632 (or 9310629 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 4441143321 is about 66641.9036417778. The cubic root of 4441143321 is about 1643.7342185380.

Adding to 4441143321 its reverse (1233411444), we get a palindrome (5674554765).

The spelling of 4441143321 in words is "four billion, four hundred forty-one million, one hundred forty-three thousand, three hundred twenty-one".