13342323557 has 2 divisors, whose sum is σ = 13342323558. Its totient is φ = 13342323556.

The previous prime is 13342323497. The next prime is 13342323559. The reversal of 13342323557 is 75532324331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10064303041 + 3278020516 = 100321^2 + 57254^2 .

It is an emirp because it is prime and its reverse (75532324331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13342323557 - 2⁶ = 13342323493 is a prime.

Together with 13342323559, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13342323557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13342323559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6671161778 + 6671161779.

It is an arithmetic number, because the mean of its divisors is an integer number (6671161779).

Almost surely, 2^13342323557 is an apocalyptic number.

It is an amenable number.

13342323557 is a deficient number, since it is larger than the sum of its proper divisors (1).

13342323557 is an equidigital number, since it uses as much as digits as its factorization.

13342323557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 38.

Adding to 13342323557 its reverse (75532324331), we get a palindrome (88874647888).

The spelling of 13342323557 in words is "thirteen billion, three hundred forty-two million, three hundred twenty-three thousand, five hundred fifty-seven".