170125271 has 2 divisors, whose sum is σ = 170125272. Its totient is φ = 170125270.

The previous prime is 170125217. The next prime is 170125321. The reversal of 170125271 is 172521071.

Together with previous prime (170125217) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 170125271 - 2²² = 165930967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 170125271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170125201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85062635 + 85062636.

It is an arithmetic number, because the mean of its divisors is an integer number (85062636).

Almost surely, 2^170125271 is an apocalyptic number.

170125271 is a deficient number, since it is larger than the sum of its proper divisors (1).

170125271 is an equidigital number, since it uses as much as digits as its factorization.

170125271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 170125271 is about 13043.2078492984. The cubic root of 170125271 is about 554.1018625662.

The spelling of 170125271 in words is "one hundred seventy million, one hundred twenty-five thousand, two hundred seventy-one".