133064171 has 2 divisors, whose sum is σ = 133064172. Its totient is φ = 133064170.

The previous prime is 133064143. The next prime is 133064179. The reversal of 133064171 is 171460331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133064171 - 2¹⁴ = 133047787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133064171.

It is not a weakly prime, because it can be changed into another prime (133064179) 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, 66532085 + 66532086.

It is an arithmetic number, because the mean of its divisors is an integer number (66532086).

Almost surely, 2^133064171 is an apocalyptic number.

133064171 is a deficient number, since it is larger than the sum of its proper divisors (1).

133064171 is an equidigital number, since it uses as much as digits as its factorization.

133064171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 133064171 is about 11535.3444248536. The cubic root of 133064171 is about 510.5289539534.

The spelling of 133064171 in words is "one hundred thirty-three million, sixty-four thousand, one hundred seventy-one".