1143321314344 has 16 divisors (see below), whose sum is σ = 2338611779520. Its totient is φ = 519691506480.

The previous prime is 1143321314339. The next prime is 1143321314357. The reversal of 1143321314344 is 4434131233411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6496143744 + ... + 6496143919.

It is an arithmetic number, because the mean of its divisors is an integer number (146163236220).

Almost surely, 2^{1143321314344} is an apocalyptic number.

It is an amenable number.

1143321314344 is an abundant number, since it is smaller than the sum of its proper divisors (1195290465176).

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

1143321314344 is a wasteful number, since it uses less digits than its factorization.

1143321314344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12992287680 (or 12992287676 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

Adding to 1143321314344 its reverse (4434131233411), we get a palindrome (5577452547755).

The spelling of 1143321314344 in words is "one trillion, one hundred forty-three billion, three hundred twenty-one million, three hundred fourteen thousand, three hundred forty-four".