144321304 has 16 divisors (see below), whose sum is σ = 270730800. Its totient is φ = 72126432.

The previous prime is 144321301. The next prime is 144321311. The reversal of 144321304 is 403123441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144321301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27742 + ... + 32530.

It is an arithmetic number, because the mean of its divisors is an integer number (16920675).

Almost surely, 2^144321304 is an apocalyptic number.

It is an amenable number.

144321304 is a deficient number, since it is larger than the sum of its proper divisors (126409496).

144321304 is a wasteful number, since it uses less digits than its factorization.

144321304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8562 (or 8558 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 144321304 is about 12013.3802070858. The cubic root of 144321304 is about 524.5378293891.

Adding to 144321304 its reverse (403123441), we get a palindrome (547444745).

The spelling of 144321304 in words is "one hundred forty-four million, three hundred twenty-one thousand, three hundred four".