1333123144013 has 2 divisors, whose sum is σ = 1333123144014. Its totient is φ = 1333123144012.

The previous prime is 1333123144009. The next prime is 1333123144049. The reversal of 1333123144013 is 3104413213331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 984831957769 + 348291186244 = 992387^2 + 590162^2 .

It is a cyclic number.

It is not a de Polignac number, because 1333123144013 - 2² = 1333123144009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1333123144813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666561572006 + 666561572007.

It is an arithmetic number, because the mean of its divisors is an integer number (666561572007).

Almost surely, 2^{1333123144013} is an apocalyptic number.

It is an amenable number.

1333123144013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333123144013 is an equidigital number, since it uses as much as digits as its factorization.

1333123144013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 1333123144013 its reverse (3104413213331), we get a palindrome (4437536357344).

The spelling of 1333123144013 in words is "one trillion, three hundred thirty-three billion, one hundred twenty-three million, one hundred forty-four thousand, thirteen".