170396117 has 8 divisors (see below), whose sum is σ = 182281176. Its totient is φ = 158717952.

The previous prime is 170396099. The next prime is 170396147. The reversal of 170396117 is 711693071.

It can be written as a sum of positive squares in 4 ways, for example, as 81018001 + 89378116 = 9001^2 + 9454^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 170396117 - 2¹² = 170392021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170396147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50018 + ... + 53315.

It is an arithmetic number, because the mean of its divisors is an integer number (22785147).

Almost surely, 2^170396117 is an apocalyptic number.

170396117 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

170396117 is a deficient number, since it is larger than the sum of its proper divisors (11885059).

170396117 is a wasteful number, since it uses less digits than its factorization.

170396117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103447.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 170396117 is about 13053.5863654400. The cubic root of 170396117 is about 554.3957571772.

The spelling of 170396117 in words is "one hundred seventy million, three hundred ninety-six thousand, one hundred seventeen".