133832173 has 2 divisors, whose sum is σ = 133832174. Its totient is φ = 133832172.

The previous prime is 133832131. The next prime is 133832191. The reversal of 133832173 is 371238331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105124009 + 28708164 = 10253^2 + 5358^2 .

It is a cyclic number.

It is not a de Polignac number, because 133832173 - 2⁹ = 133831661 is a prime.

It is a super-2 number, since 2×133832173² = 35822101059803858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133836173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66916086 + 66916087.

It is an arithmetic number, because the mean of its divisors is an integer number (66916087).

Almost surely, 2^133832173 is an apocalyptic number.

It is an amenable number.

133832173 is a deficient number, since it is larger than the sum of its proper divisors (1).

133832173 is an equidigital number, since it uses as much as digits as its factorization.

133832173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 31.

The square root of 133832173 is about 11568.5856093128. The cubic root of 133832173 is about 511.5092712743.

The spelling of 133832173 in words is "one hundred thirty-three million, eight hundred thirty-two thousand, one hundred seventy-three".