12170601 has 16 divisors (see below), whose sum is σ = 18213120. Its totient is φ = 8031600.

The previous prime is 12170593. The next prime is 12170629. The reversal of 12170601 is 10607121.

It is not a de Polignac number, because 12170601 - 2³ = 12170593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12170651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496 + ... + 4958.

It is an arithmetic number, because the mean of its divisors is an integer number (1138320).

Almost surely, 2^12170601 is an apocalyptic number.

It is an amenable number.

12170601 is a deficient number, since it is larger than the sum of its proper divisors (6042519).

12170601 is a wasteful number, since it uses less digits than its factorization.

12170601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4573 (or 4567 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 12170601 is about 3488.6388463124. The cubic root of 12170601 is about 230.0226883730.

Adding to 12170601 its reverse (10607121), we get a palindrome (22777722).

The spelling of 12170601 in words is "twelve million, one hundred seventy thousand, six hundred one".