12040171 has 16 divisors (see below), whose sum is σ = 14243040. Its totient is φ = 10033920.

The previous prime is 12040163. The next prime is 12040177. The reversal of 12040171 is 17104021.

12040171 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12040171 - 2³ = 12040163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12040177) 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, 38311 + ... + 38623.

It is an arithmetic number, because the mean of its divisors is an integer number (890190).

Almost surely, 2^12040171 is an apocalyptic number.

12040171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12040171 is a deficient number, since it is larger than the sum of its proper divisors (2202869).

12040171 is a wasteful number, since it uses less digits than its factorization.

12040171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 12040171 is about 3469.8949551824. The cubic root of 12040171 is about 229.1980323937.

Adding to 12040171 its reverse (17104021), we get a palindrome (29144192).

The spelling of 12040171 in words is "twelve million, forty thousand, one hundred seventy-one".