163170127 has 2 divisors, whose sum is σ = 163170128. Its totient is φ = 163170126.

The previous prime is 163170109. The next prime is 163170169. The reversal of 163170127 is 721071361.

It is a weak prime.

It is an emirp because it is prime and its reverse (721071361) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163170127 is a prime.

It is a super-2 number, since 2×163170127² = 53248980690392258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163170095 and 163170104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163170187) 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, 81585063 + 81585064.

It is an arithmetic number, because the mean of its divisors is an integer number (81585064).

Almost surely, 2^163170127 is an apocalyptic number.

163170127 is a deficient number, since it is larger than the sum of its proper divisors (1).

163170127 is an equidigital number, since it uses as much as digits as its factorization.

163170127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 163170127 is about 12773.8062847375. The cubic root of 163170127 is about 546.4455377127.

The spelling of 163170127 in words is "one hundred sixty-three million, one hundred seventy thousand, one hundred twenty-seven".