144441234423403 has 4 divisors (see below), whose sum is σ = 144443835102528. Its totient is φ = 144438633744280.

The previous prime is 144441234423397. The next prime is 144441234423419. The reversal of 144441234423403 is 304324432144441.

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 144441234423403 - 2²⁹ = 144440697552491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144441234423403.

It is not an unprimeable number, because it can be changed into a prime (144441234423433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300256251 + ... + 1300367332.

It is an arithmetic number, because the mean of its divisors is an integer number (36110958775632).

Almost surely, 2^{144441234423403} is an apocalyptic number.

144441234423403 is a deficient number, since it is larger than the sum of its proper divisors (2600679125).

144441234423403 is an equidigital number, since it uses as much as digits as its factorization.

144441234423403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600679124.

The product of its (nonzero) digits is 1769472, while the sum is 43.

Adding to 144441234423403 its reverse (304324432144441), we get a palindrome (448765666567844).

The spelling of 144441234423403 in words is "one hundred forty-four trillion, four hundred forty-one billion, two hundred thirty-four million, four hundred twenty-three thousand, four hundred three".