1441444113 has 16 divisors (see below), whose sum is σ = 2193189760. Its totient is φ = 934990128.

The previous prime is 1441444111. The next prime is 1441444117. The reversal of 1441444113 is 3114441441.

It is not a de Polignac number, because 1441444113 - 2¹ = 1441444111 is a prime.

It is a super-2 number, since 2×1441444113² = 4155522261804713538, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441444111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 720445 + ... + 722442.

It is an arithmetic number, because the mean of its divisors is an integer number (137074360).

Almost surely, 2^1441444113 is an apocalyptic number.

It is an amenable number.

1441444113 is a deficient number, since it is larger than the sum of its proper divisors (751745647).

1441444113 is a wasteful number, since it uses less digits than its factorization.

1441444113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442933 (or 1442927 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 1441444113 is about 37966.3550133536. The cubic root of 1441444113 is about 1129.6205980835.

Adding to 1441444113 its reverse (3114441441), we get a palindrome (4555885554).

The spelling of 1441444113 in words is "one billion, four hundred forty-one million, four hundred forty-four thousand, one hundred thirteen".