170542133 has 2 divisors, whose sum is σ = 170542134. Its totient is φ = 170542132.

The previous prime is 170542111. The next prime is 170542193. The reversal of 170542133 is 331245071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144552529 + 25989604 = 12023^2 + 5098^2 .

It is a cyclic number.

It is not a de Polignac number, because 170542133 - 2¹⁶ = 170476597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170542103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85271066 + 85271067.

It is an arithmetic number, because the mean of its divisors is an integer number (85271067).

Almost surely, 2^170542133 is an apocalyptic number.

It is an amenable number.

170542133 is a deficient number, since it is larger than the sum of its proper divisors (1).

170542133 is an equidigital number, since it uses as much as digits as its factorization.

170542133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 170542133 is about 13059.1781134955. The cubic root of 170542133 is about 554.5540697423.

The spelling of 170542133 in words is "one hundred seventy million, five hundred forty-two thousand, one hundred thirty-three".