1144223242 has 8 divisors (see below), whose sum is σ = 1722716100. Its totient is φ = 569984544.

The previous prime is 1144223239. The next prime is 1144223287. The reversal of 1144223242 is 2423224411.

It can be written as a sum of positive squares in 2 ways, for example, as 821338281 + 322884961 = 28659^2 + 17969^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062867 + ... + 1063942.

Almost surely, 2^1144223242 is an apocalyptic number.

1144223242 is a deficient number, since it is larger than the sum of its proper divisors (578492858).

1144223242 is a wasteful number, since it uses less digits than its factorization.

1144223242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127080.

The product of its digits is 3072, while the sum is 25.

The square root of 1144223242 is about 33826.3690336400. The cubic root of 1144223242 is about 1045.9323324741.

Adding to 1144223242 its reverse (2423224411), we get a palindrome (3567447653).

The spelling of 1144223242 in words is "one billion, one hundred forty-four million, two hundred twenty-three thousand, two hundred forty-two".