1304003311324 has 72 divisors (see below), whose sum is σ = 2676405337200. Its totient is φ = 554274653184.

The previous prime is 1304003311321. The next prime is 1304003311337. The reversal of 1304003311324 is 4231133004031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304003311321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19621119 + ... + 19687465.

It is an arithmetic number, because the mean of its divisors is an integer number (37172296350).

Almost surely, 2^{1304003311324} is an apocalyptic number.

1304003311324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304003311324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1338202668600).

1304003311324 is an abundant number, since it is smaller than the sum of its proper divisors (1372402025876).

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

1304003311324 is a wasteful number, since it uses less digits than its factorization.

1304003311324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67187 (or 67178 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1304003311324 its reverse (4231133004031), we get a palindrome (5535136315355).

The spelling of 1304003311324 in words is "one trillion, three hundred four billion, three million, three hundred eleven thousand, three hundred twenty-four".