1313041421023 has 2 divisors, whose sum is σ = 1313041421024. Its totient is φ = 1313041421022.

The previous prime is 1313041420987. The next prime is 1313041421113. The reversal of 1313041421023 is 3201241403131.

It is a weak prime.

It is an emirp because it is prime and its reverse (3201241403131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1313041421023 - 2²⁹ = 1312504550111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313041421323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656520710511 + 656520710512.

It is an arithmetic number, because the mean of its divisors is an integer number (656520710512).

Almost surely, 2^{1313041421023} is an apocalyptic number.

1313041421023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313041421023 is an equidigital number, since it uses as much as digits as its factorization.

1313041421023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1313041421023 its reverse (3201241403131), we get a palindrome (4514282824154).

The spelling of 1313041421023 in words is "one trillion, three hundred thirteen billion, forty-one million, four hundred twenty-one thousand, twenty-three".