2044140243 has 8 divisors (see below), whose sum is σ = 2726197248. Its totient is φ = 1362421704.

The previous prime is 2044140229. The next prime is 2044140253. The reversal of 2044140243 is 3420414402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2044140243 - 2⁴ = 2044140227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2044140253) 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 7 ways as a sum of consecutive naturals, for example, 70171 + ... + 94932.

It is an arithmetic number, because the mean of its divisors is an integer number (340774656).

Almost surely, 2^2044140243 is an apocalyptic number.

2044140243 is a deficient number, since it is larger than the sum of its proper divisors (682057005).

2044140243 is a wasteful number, since it uses less digits than its factorization.

2044140243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169233.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2044140243 is about 45212.1691914909. The cubic root of 2044140243 is about 1269.1225557121.

Adding to 2044140243 its reverse (3420414402), we get a palindrome (5464554645).

The spelling of 2044140243 in words is "two billion, forty-four million, one hundred forty thousand, two hundred forty-three".