2144000043 has 32 divisors (see below), whose sum is σ = 3241658880. Its totient is φ = 1400012640.

The previous prime is 2144000017. The next prime is 2144000059. The reversal of 2144000043 is 3400004412.

It is not a de Polignac number, because 2144000043 - 2⁸ = 2143999787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2144000063) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1388730 + ... + 1390272.

It is an arithmetic number, because the mean of its divisors is an integer number (101301840).

Almost surely, 2^2144000043 is an apocalyptic number.

2144000043 is a deficient number, since it is larger than the sum of its proper divisors (1097658837).

2144000043 is a wasteful number, since it uses less digits than its factorization.

2144000043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576 (or 2570 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2144000043 is about 46303.3480754902. The cubic root of 2144000043 is about 1289.4611540738.

Adding to 2144000043 its reverse (3400004412), we get a palindrome (5544004455).

The spelling of 2144000043 in words is "two billion, one hundred forty-four million, forty-three", and thus it is an aban number.