12025171 has 8 divisors (see below), whose sum is σ = 12776400. Its totient is φ = 11278848.

The previous prime is 12025163. The next prime is 12025183. The reversal of 12025171 is 17152021.

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 12025171 - 2³ = 12025163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12025151) 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, 4680 + ... + 6778.

It is an arithmetic number, because the mean of its divisors is an integer number (1597050).

Almost surely, 2^12025171 is an apocalyptic number.

12025171 is a deficient number, since it is larger than the sum of its proper divisors (751229).

12025171 is a wasteful number, since it uses less digits than its factorization.

12025171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 12025171 is about 3467.7328328463. The cubic root of 12025171 is about 229.1028122847.

Adding to 12025171 its reverse (17152021), we get a palindrome (29177192).

The spelling of 12025171 in words is "twelve million, twenty-five thousand, one hundred seventy-one".