2144541112 has 32 divisors (see below), whose sum is σ = 4596940800. Its totient is φ = 918789984.

The previous prime is 2144541073. The next prime is 2144541163. The reversal of 2144541112 is 2111454412.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304689 + ... + 311647.

It is an arithmetic number, because the mean of its divisors is an integer number (143654400).

Almost surely, 2^2144541112 is an apocalyptic number.

It is an amenable number.

2144541112 is an abundant number, since it is smaller than the sum of its proper divisors (2452399688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2144541112 is a wasteful number, since it uses less digits than its factorization.

2144541112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12475 (or 12471 counting only the distinct ones).

The product of its digits is 1280, while the sum is 25.

The square root of 2144541112 is about 46309.1903621733. The cubic root of 2144541112 is about 1289.5696162568.

Adding to 2144541112 its reverse (2111454412), we get a palindrome (4255995524).

The spelling of 2144541112 in words is "two billion, one hundred forty-four million, five hundred forty-one thousand, one hundred twelve".