1311242352344 has 16 divisors (see below), whose sum is σ = 2459532756600. Its totient is φ = 655366950592.

The previous prime is 1311242352317. The next prime is 1311242352347. The reversal of 1311242352344 is 4432532421131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311242352347) 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, 31756277 + ... + 31797540.

Almost surely, 2^{1311242352344} is an apocalyptic number.

It is an amenable number.

1311242352344 is a deficient number, since it is larger than the sum of its proper divisors (1148290404256).

1311242352344 is a wasteful number, since it uses less digits than its factorization.

1311242352344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63556402 (or 63556398 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

Adding to 1311242352344 its reverse (4432532421131), we get a palindrome (5743774773475).

The spelling of 1311242352344 in words is "one trillion, three hundred eleven billion, two hundred forty-two million, three hundred fifty-two thousand, three hundred forty-four".