444111411 has 4 divisors (see below), whose sum is σ = 592148552. Its totient is φ = 296074272.

The previous prime is 444111403. The next prime is 444111427. The reversal of 444111411 is 114111444.

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

It is not a de Polignac number, because 444111411 - 2³ = 444111403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444111401) 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, 74018566 + ... + 74018571.

It is an arithmetic number, because the mean of its divisors is an integer number (148037138).

Almost surely, 2^444111411 is an apocalyptic number.

444111411 is a deficient number, since it is larger than the sum of its proper divisors (148037141).

444111411 is a wasteful number, since it uses less digits than its factorization.

444111411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148037140.

The product of its digits is 256, while the sum is 21.

The square root of 444111411 is about 21073.9510059220. The cubic root of 444111411 is about 762.9521666749.

Adding to 444111411 its reverse (114111444), we get a palindrome (558222855).

The spelling of 444111411 in words is "four hundred forty-four million, one hundred eleven thousand, four hundred eleven".