1311040304332 has 24 divisors (see below), whose sum is σ = 2527195087872. Its totient is φ = 590141706000.

The previous prime is 1311040304261. The next prime is 1311040304347. The reversal of 1311040304332 is 2334030401131.

It is a junction number, because it is equal to n+sod(n) for n = 1311040304297 and 1311040304306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144638044 + ... + 144647107.

It is an arithmetic number, because the mean of its divisors is an integer number (105299795328).

Almost surely, 2^{1311040304332} is an apocalyptic number.

It is an amenable number.

1311040304332 is a deficient number, since it is larger than the sum of its proper divisors (1216154783540).

1311040304332 is a wasteful number, since it uses less digits than its factorization.

1311040304332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289285269 (or 289285267 counting only the distinct ones).

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

Adding to 1311040304332 its reverse (2334030401131), we get a palindrome (3645070705463).

The spelling of 1311040304332 in words is "one trillion, three hundred eleven billion, forty million, three hundred four thousand, three hundred thirty-two".