133319115673 has 2 divisors, whose sum is σ = 133319115674. Its totient is φ = 133319115672.

The previous prime is 133319115661. The next prime is 133319115703. The reversal of 133319115673 is 376511913331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124357085449 + 8962030224 = 352643^2 + 94668^2 .

It is a cyclic number.

It is not a de Polignac number, because 133319115673 - 2⁹ = 133319115161 is a prime.

It is not a weakly prime, because it can be changed into another prime (133319115613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66659557836 + 66659557837.

It is an arithmetic number, because the mean of its divisors is an integer number (66659557837).

Almost surely, 2^133319115673 is an apocalyptic number.

It is an amenable number.

133319115673 is a deficient number, since it is larger than the sum of its proper divisors (1).

133319115673 is an equidigital number, since it uses as much as digits as its factorization.

133319115673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 153090, while the sum is 43.

The spelling of 133319115673 in words is "one hundred thirty-three billion, three hundred nineteen million, one hundred fifteen thousand, six hundred seventy-three".