4441344121 has 8 divisors (see below), whose sum is σ = 4517684640. Its totient is φ = 4365039168.

The previous prime is 4441344109. The next prime is 4441344151. The reversal of 4441344121 is 1214431444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4441344121 - 2⁹ = 4441343609 is a prime.

It is a super-2 number, since 2×4441344121² = 39451075202282525282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4441344121.

It is not an unprimeable number, because it can be changed into a prime (4441344151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411030 + ... + 421696.

It is an arithmetic number, because the mean of its divisors is an integer number (564710580).

Almost surely, 2^4441344121 is an apocalyptic number.

It is an amenable number.

4441344121 is a deficient number, since it is larger than the sum of its proper divisors (76340519).

4441344121 is a wasteful number, since it uses less digits than its factorization.

4441344121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17783.

The product of its digits is 6144, while the sum is 28.

The square root of 4441344121 is about 66643.4101843536. The cubic root of 4441344121 is about 1643.7589912022.

Adding to 4441344121 its reverse (1214431444), we get a palindrome (5655775565).

The spelling of 4441344121 in words is "four billion, four hundred forty-one million, three hundred forty-four thousand, one hundred twenty-one".