1004323144 has 32 divisors (see below), whose sum is σ = 2175141600. Its totient is φ = 429656320.

The previous prime is 1004323121. The next prime is 1004323163. The reversal of 1004323144 is 4413234001.

1004323144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334174 + ... + 337165.

It is an arithmetic number, because the mean of its divisors is an integer number (67973175).

Almost surely, 2^1004323144 is an apocalyptic number.

It is an amenable number.

1004323144 is an abundant number, since it is smaller than the sum of its proper divisors (1170818456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004323144 is a wasteful number, since it uses less digits than its factorization.

1004323144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671373 (or 671369 counting only the distinct ones).

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

The square root of 1004323144 is about 31691.0577923805. The cubic root of 1004323144 is about 1001.4389763538.

Adding to 1004323144 its reverse (4413234001), we get a palindrome (5417557145).

The spelling of 1004323144 in words is "one billion, four million, three hundred twenty-three thousand, one hundred forty-four".