170006143 has 2 divisors, whose sum is σ = 170006144. Its totient is φ = 170006142.

The previous prime is 170006141. The next prime is 170006189. The reversal of 170006143 is 341600071.

170006143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 170006143 - 2¹ = 170006141 is a prime.

Together with 170006141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170006141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85003071 + 85003072.

It is an arithmetic number, because the mean of its divisors is an integer number (85003072).

Almost surely, 2^170006143 is an apocalyptic number.

170006143 is a deficient number, since it is larger than the sum of its proper divisors (1).

170006143 is an equidigital number, since it uses as much as digits as its factorization.

170006143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 170006143 is about 13038.6403815735. The cubic root of 170006143 is about 553.9724981678.

The spelling of 170006143 in words is "one hundred seventy million, six thousand, one hundred forty-three".