171005097 has 8 divisors (see below), whose sum is σ = 229030144. Its totient is φ = 113491728.

The previous prime is 171005089. The next prime is 171005099. The reversal of 171005097 is 790500171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 171005097 - 2³ = 171005089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (171005099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127138 + ... + 128475.

It is an arithmetic number, because the mean of its divisors is an integer number (28628768).

Almost surely, 2^171005097 is an apocalyptic number.

It is an amenable number.

171005097 is a deficient number, since it is larger than the sum of its proper divisors (58025047).

171005097 is a wasteful number, since it uses less digits than its factorization.

171005097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255839.

The product of its (nonzero) digits is 2205, while the sum is 30.

The square root of 171005097 is about 13076.8917178357. The cubic root of 171005097 is about 555.0554250305.

The spelling of 171005097 in words is "one hundred seventy-one million, five thousand, ninety-seven".