2143110544 has 20 divisors (see below), whose sum is σ = 4230623196. Its totient is φ = 1051336832.

The previous prime is 2143110533. The next prime is 2143110577. The reversal of 2143110544 is 4450113412.

It can be written as a sum of positive squares in 2 ways, for example, as 1295136144 + 847974400 = 35988^2 + 29120^2 .

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, 1262779 + ... + 1264474.

Almost surely, 2^2143110544 is an apocalyptic number.

It is an amenable number.

2143110544 is a deficient number, since it is larger than the sum of its proper divisors (2087512652).

2143110544 is a wasteful number, since it uses less digits than its factorization.

2143110544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527314 (or 2527308 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2143110544 is about 46293.7419528817. The cubic root of 2143110544 is about 1289.2828062755.

Adding to 2143110544 its reverse (4450113412), we get a palindrome (6593223956).

The spelling of 2143110544 in words is "two billion, one hundred forty-three million, one hundred ten thousand, five hundred forty-four".