1311444441204 has 24 divisors (see below), whose sum is σ = 3060068511360. Its totient is φ = 437143649664.

The previous prime is 1311444441193. The next prime is 1311444441227. The reversal of 1311444441204 is 4021444441131.

It is a congruent number.

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, 781237 + ... + 1798115.

It is an arithmetic number, because the mean of its divisors is an integer number (127502854640).

Almost surely, 2^{1311444441204} is an apocalyptic number.

It is an amenable number.

1311444441204 is an abundant number, since it is smaller than the sum of its proper divisors (1748624070156).

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

1311444441204 is a wasteful number, since it uses less digits than its factorization.

1311444441204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124359 (or 1124357 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 1311444441204 its reverse (4021444441131), we get a palindrome (5332888882335).

The spelling of 1311444441204 in words is "one trillion, three hundred eleven billion, four hundred forty-four million, four hundred forty-one thousand, two hundred four".