1311232444604 has 6 divisors (see below), whose sum is σ = 2294656778064. Its totient is φ = 655616222300.

The previous prime is 1311232444591. The next prime is 1311232444637. The reversal of 1311232444604 is 4064442321131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163904055572 + ... + 163904055579.

It is an arithmetic number, because the mean of its divisors is an integer number (382442796344).

Almost surely, 2^{1311232444604} is an apocalyptic number.

It is an amenable number.

1311232444604 is a deficient number, since it is larger than the sum of its proper divisors (983424333460).

1311232444604 is a wasteful number, since it uses less digits than its factorization.

1311232444604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327808111155 (or 327808111153 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 1311232444604 its reverse (4064442321131), we get a palindrome (5375674765735).

The spelling of 1311232444604 in words is "one trillion, three hundred eleven billion, two hundred thirty-two million, four hundred forty-four thousand, six hundred four".