2144432130403 has 4 divisors (see below), whose sum is σ = 2213607360448. Its totient is φ = 2075256900360.

The previous prime is 2144432130359. The next prime is 2144432130443. The reversal of 2144432130403 is 3040312344412.

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 2144432130403 - 2²⁹ = 2143895259491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 69175230013 = 2144432130403 / (2 + 1 + 4 + 4 + 4 + 3 + 2 + 1 + 3 + 0 + 4 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2144432130443) 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, 34587614976 + ... + 34587615037.

It is an arithmetic number, because the mean of its divisors is an integer number (553401840112).

Almost surely, 2^{2144432130403} is an apocalyptic number.

2144432130403 is a deficient number, since it is larger than the sum of its proper divisors (69175230045).

2144432130403 is an equidigital number, since it uses as much as digits as its factorization.

2144432130403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69175230044.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2144432130403 its reverse (3040312344412), we get a palindrome (5184744474815).

The spelling of 2144432130403 in words is "two trillion, one hundred forty-four billion, four hundred thirty-two million, one hundred thirty thousand, four hundred three".