4441120405 has 4 divisors (see below), whose sum is σ = 5329344492. Its totient is φ = 3552896320.

The previous prime is 4441120391. The next prime is 4441120421. The reversal of 4441120405 is 5040211444.

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 3248316036 + 1192804369 = 56994^2 + 34537^2 .

It is not a de Polignac number, because 4441120405 - 2¹³ = 4441112213 is a prime.

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 4441120405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444112036 + ... + 444112045.

It is an arithmetic number, because the mean of its divisors is an integer number (1332336123).

Almost surely, 2^4441120405 is an apocalyptic number.

It is an amenable number.

4441120405 is a deficient number, since it is larger than the sum of its proper divisors (888224087).

4441120405 is an equidigital number, since it uses as much as digits as its factorization.

4441120405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888224086.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4441120405 is about 66641.7317076920. The cubic root of 4441120405 is about 1643.7313913472.

Adding to 4441120405 its reverse (5040211444), we get a palindrome (9481331849).

The spelling of 4441120405 in words is "four billion, four hundred forty-one million, one hundred twenty thousand, four hundred five".