4042440144103 has 4 divisors (see below), whose sum is σ = 4042461756168. Its totient is φ = 4042418532040.

The previous prime is 4042440144023. The next prime is 4042440144109. The reversal of 4042440144103 is 3014410442404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4042440144103 - 2⁹ = 4042440143591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042440144109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10522993 + ... + 10900378.

It is an arithmetic number, because the mean of its divisors is an integer number (1010615439042).

Almost surely, 2^{4042440144103} is an apocalyptic number.

4042440144103 is a deficient number, since it is larger than the sum of its proper divisors (21612065).

4042440144103 is a wasteful number, since it uses less digits than its factorization.

4042440144103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21612064.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4042440144103 its reverse (3014410442404), we get a palindrome (7056850586507).

The spelling of 4042440144103 in words is "four trillion, forty-two billion, four hundred forty million, one hundred forty-four thousand, one hundred three".