1441243423 has 4 divisors (see below), whose sum is σ = 1517098360. Its totient is φ = 1365388488.

The previous prime is 1441243417. The next prime is 1441243477. The reversal of 1441243423 is 3243421441.

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

It is a de Polignac number, because none of the positive numbers 2^k-1441243423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1441243391 and 1441243400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441243123) 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, 37927440 + ... + 37927477.

It is an arithmetic number, because the mean of its divisors is an integer number (379274590).

Almost surely, 2^1441243423 is an apocalyptic number.

1441243423 is a deficient number, since it is larger than the sum of its proper divisors (75854937).

1441243423 is an equidigital number, since it uses as much as digits as its factorization.

1441243423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75854936.

The product of its digits is 9216, while the sum is 28.

The square root of 1441243423 is about 37963.7119233618. The cubic root of 1441243423 is about 1129.5681705497.

Adding to 1441243423 its reverse (3243421441), we get a palindrome (4684664864).

The spelling of 1441243423 in words is "one billion, four hundred forty-one million, two hundred forty-three thousand, four hundred twenty-three".