4144403441 has 4 divisors (see below), whose sum is σ = 4144870884. Its totient is φ = 4143936000.

The previous prime is 4144403413. The next prime is 4144403447. The reversal of 4144403441 is 1443044414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3855913216 + 288490225 = 62096^2 + 16985^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144403441 - 2²² = 4140209137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4144403447) 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, 220160 + ... + 238241.

It is an arithmetic number, because the mean of its divisors is an integer number (1036217721).

Almost surely, 2^4144403441 is an apocalyptic number.

It is an amenable number.

4144403441 is a deficient number, since it is larger than the sum of its proper divisors (467443).

4144403441 is an equidigital number, since it uses as much as digits as its factorization.

4144403441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467442.

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 4144403441 is about 64377.0412569574. The cubic root of 4144403441 is about 1606.2778669059.

Adding to 4144403441 its reverse (1443044414), we get a palindrome (5587447855).

The spelling of 4144403441 in words is "four billion, one hundred forty-four million, four hundred three thousand, four hundred forty-one".