133123323130289 has 2 divisors, whose sum is σ = 133123323130290. Its totient is φ = 133123323130288.

The previous prime is 133123323130279. The next prime is 133123323130363. The reversal of 133123323130289 is 982031323321331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132952245762064 + 171077368225 = 11530492^2 + 413615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133123323130289 is a prime.

It is a super-2 number, since 2×133123323130289² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133123323130229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66561661565144 + 66561661565145.

It is an arithmetic number, because the mean of its divisors is an integer number (66561661565145).

Almost surely, 2^{133123323130289} is an apocalyptic number.

It is an amenable number.

133123323130289 is a deficient number, since it is larger than the sum of its proper divisors (1).

133123323130289 is an equidigital number, since it uses as much as digits as its factorization.

133123323130289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 44.

The spelling of 133123323130289 in words is "one hundred thirty-three trillion, one hundred twenty-three billion, three hundred twenty-three million, one hundred thirty thousand, two hundred eighty-nine".