1144044433 has 8 divisors (see below), whose sum is σ = 1314051200. Its totient is φ = 975680640.

The previous prime is 1144044413. The next prime is 1144044439. The reversal of 1144044433 is 3344404411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1144044433 - 2¹³ = 1144036241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144044439) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 409248 + ... + 412033.

It is an arithmetic number, because the mean of its divisors is an integer number (164256400).

Almost surely, 2^1144044433 is an apocalyptic number.

It is an amenable number.

1144044433 is a deficient number, since it is larger than the sum of its proper divisors (170006767).

1144044433 is an equidigital number, since it uses as much as digits as its factorization.

1144044433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821487.

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

The square root of 1144044433 is about 33823.7258887900. The cubic root of 1144044433 is about 1045.8778466446.

Adding to 1144044433 its reverse (3344404411), we get a palindrome (4488448844).

The spelling of 1144044433 in words is "one billion, one hundred forty-four million, forty-four thousand, four hundred thirty-three".