1311132004304 has 20 divisors (see below), whose sum is σ = 2622264009600. Its totient is φ = 634418711520.

The previous prime is 1311132004277. The next prime is 1311132004309. The reversal of 1311132004304 is 4034002311131.

1311132004304 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1311132004304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311132004309) 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, 1321705154 + ... + 1321706145.

It is an arithmetic number, because the mean of its divisors is an integer number (131113200480).

Almost surely, 2^{1311132004304} is an apocalyptic number.

It is an amenable number.

1311132004304 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1311132004304 is a wasteful number, since it uses less digits than its factorization.

1311132004304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643411338 (or 2643411332 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1311132004304 its reverse (4034002311131), we get a palindrome (5345134315435).

The spelling of 1311132004304 in words is "one trillion, three hundred eleven billion, one hundred thirty-two million, four thousand, three hundred four".