172066107 has 8 divisors (see below), whose sum is σ = 234302976. Its totient is φ = 112269992.

The previous prime is 172066099. The next prime is 172066123. The reversal of 172066107 is 701660271.

It is a happy number.

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 172066107 - 2³ = 172066099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (172066127) 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, 610023 + ... + 610304.

It is an arithmetic number, because the mean of its divisors is an integer number (29287872).

Almost surely, 2^172066107 is an apocalyptic number.

172066107 is a deficient number, since it is larger than the sum of its proper divisors (62236869).

172066107 is a wasteful number, since it uses less digits than its factorization.

172066107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220377.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 172066107 is about 13117.3971122323. The cubic root of 172066107 is about 556.2010157260.

The spelling of 172066107 in words is "one hundred seventy-two million, sixty-six thousand, one hundred seven".