171164159 has 2 divisors, whose sum is σ = 171164160. Its totient is φ = 171164158.

The previous prime is 171164107. The next prime is 171164171. The reversal of 171164159 is 951461171.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-171164159 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (171160159) 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, 85582079 + 85582080.

It is an arithmetic number, because the mean of its divisors is an integer number (85582080).

Almost surely, 2^171164159 is an apocalyptic number.

171164159 is a deficient number, since it is larger than the sum of its proper divisors (1).

171164159 is an equidigital number, since it uses as much as digits as its factorization.

171164159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 35.

The square root of 171164159 is about 13082.9721011703. The cubic root of 171164159 is about 555.2274683744.

The spelling of 171164159 in words is "one hundred seventy-one million, one hundred sixty-four thousand, one hundred fifty-nine".