1144233442 has 8 divisors (see below), whose sum is σ = 1872382032. Its totient is φ = 520106100.

The previous prime is 1144233439. The next prime is 1144233443. The reversal of 1144233442 is 2443324411.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1144233442.

It is not an unprimeable number, because it can be changed into a prime (1144233443) 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, 26005284 + ... + 26005327.

It is an arithmetic number, because the mean of its divisors is an integer number (234047754).

Almost surely, 2^1144233442 is an apocalyptic number.

1144233442 is a deficient number, since it is larger than the sum of its proper divisors (728148590).

1144233442 is a wasteful number, since it uses less digits than its factorization.

1144233442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52010624.

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

The square root of 1144233442 is about 33826.5198032550. The cubic root of 1144233442 is about 1045.9354403985.

Adding to 1144233442 its reverse (2443324411), we get a palindrome (3587557853).

The spelling of 1144233442 in words is "one billion, one hundred forty-four million, two hundred thirty-three thousand, four hundred forty-two".