601666171 has 8 divisors (see below), whose sum is σ = 605461824. Its totient is φ = 597878400.

The previous prime is 601666069. The next prime is 601666181. The reversal of 601666171 is 171666106.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601666171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601666181) 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, 235326 + ... + 237868.

It is an arithmetic number, because the mean of its divisors is an integer number (75682728).

Almost surely, 2^601666171 is an apocalyptic number.

601666171 is a deficient number, since it is larger than the sum of its proper divisors (3795653).

601666171 is a wasteful number, since it uses less digits than its factorization.

601666171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 601666171 is about 24528.8844222480. The cubic root of 601666171 is about 844.2126676523.

The spelling of 601666171 in words is "six hundred one million, six hundred sixty-six thousand, one hundred seventy-one".