13354515442423 has 2 divisors, whose sum is σ = 13354515442424. Its totient is φ = 13354515442422.

The previous prime is 13354515442421. The next prime is 13354515442451. The reversal of 13354515442423 is 32424451545331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13354515442423 - 2¹ = 13354515442421 is a prime.

It is a super-2 number, since 2×13354515442423² (a number of 27 digits) contains 22 as substring.

Together with 13354515442421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13354515442421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6677257721211 + 6677257721212.

It is an arithmetic number, because the mean of its divisors is an integer number (6677257721212).

Almost surely, 2^{13354515442423} is an apocalyptic number.

13354515442423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13354515442423 is an equidigital number, since it uses as much as digits as its factorization.

13354515442423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456000, while the sum is 46.

Adding to 13354515442423 its reverse (32424451545331), we get a palindrome (45778966987754).

The spelling of 13354515442423 in words is "thirteen trillion, three hundred fifty-four billion, five hundred fifteen million, four hundred forty-two thousand, four hundred twenty-three".