2140444112 has 20 divisors (see below), whose sum is σ = 4168604100. Its totient is φ = 1064675328.

The previous prime is 2140444081. The next prime is 2140444121. The reversal of 2140444112 is 2114440412.

It can be written as a sum of positive squares in 2 ways, for example, as 1219685776 + 920758336 = 34924^2 + 30344^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343487 + ... + 349662.

It is an arithmetic number, because the mean of its divisors is an integer number (208430205).

Almost surely, 2^2140444112 is an apocalyptic number.

It is an amenable number.

2140444112 is a deficient number, since it is larger than the sum of its proper divisors (2028159988).

2140444112 is a wasteful number, since it uses less digits than its factorization.

2140444112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693350 (or 693344 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 2140444112 is about 46264.9339348928. The cubic root of 2140444112 is about 1288.7478810508.

Adding to 2140444112 its reverse (2114440412), we get a palindrome (4254884524).

The spelling of 2140444112 in words is "two billion, one hundred forty million, four hundred forty-four thousand, one hundred twelve".