133523222562313 has 2 divisors, whose sum is σ = 133523222562314. Its totient is φ = 133523222562312.

The previous prime is 133523222562287. The next prime is 133523222562391. The reversal of 133523222562313 is 313265222325331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78963608505609 + 54559614056704 = 8886147^2 + 7386448^2 .

It is a cyclic number.

It is not a de Polignac number, because 133523222562313 - 2²⁵ = 133523189007881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133523222562313.

It is not a weakly prime, because it can be changed into another prime (133523222562713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66761611281156 + 66761611281157.

It is an arithmetic number, because the mean of its divisors is an integer number (66761611281157).

Almost surely, 2^{133523222562313} is an apocalyptic number.

It is an amenable number.

133523222562313 is a deficient number, since it is larger than the sum of its proper divisors (1).

133523222562313 is an equidigital number, since it uses as much as digits as its factorization.

133523222562313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 43.

Adding to 133523222562313 its reverse (313265222325331), we get a palindrome (446788444887644).

The spelling of 133523222562313 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, two hundred twenty-two million, five hundred sixty-two thousand, three hundred thirteen".