170143133 has 4 divisors (see below), whose sum is σ = 170257248. Its totient is φ = 170029020.

The previous prime is 170143117. The next prime is 170143139. The reversal of 170143133 is 331341071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331341071 = 1759 ⋅188369.

It is a cyclic number.

It is not a de Polignac number, because 170143133 - 2⁴ = 170143117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 170143099 and 170143108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170143139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54791 + ... + 57812.

It is an arithmetic number, because the mean of its divisors is an integer number (42564312).

Almost surely, 2^170143133 is an apocalyptic number.

It is an amenable number.

170143133 is a deficient number, since it is larger than the sum of its proper divisors (114115).

170143133 is a wasteful number, since it uses less digits than its factorization.

170143133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114114.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 170143133 is about 13043.8925555219. The cubic root of 170143133 is about 554.1212542004.

The spelling of 170143133 in words is "one hundred seventy million, one hundred forty-three thousand, one hundred thirty-three".