1144143422 has 8 divisors (see below), whose sum is σ = 1716606216. Its totient is φ = 571941352.

The previous prime is 1144143397. The next prime is 1144143437. The reversal of 1144143422 is 2243414411.

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

It is a junction number, because it is equal to n+sod(n) for n = 1144143391 and 1144143400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53813 + ... + 72000.

It is an arithmetic number, because the mean of its divisors is an integer number (214575777).

Almost surely, 2^1144143422 is an apocalyptic number.

1144143422 is a deficient number, since it is larger than the sum of its proper divisors (572462794).

1144143422 is a wasteful number, since it uses less digits than its factorization.

1144143422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130362.

The product of its digits is 3072, while the sum is 26.

The square root of 1144143422 is about 33825.1891642900. The cubic root of 1144143422 is about 1045.9080108042.

Adding to 1144143422 its reverse (2243414411), we get a palindrome (3387557833).

The spelling of 1144143422 in words is "one billion, one hundred forty-four million, one hundred forty-three thousand, four hundred twenty-two".