12571170 has 32 divisors (see below), whose sum is σ = 30352320. Its totient is φ = 3332160.

The previous prime is 12571127. The next prime is 12571183. The reversal of 12571170 is 7117521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12571170.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4200 + ... + 6540.

It is an arithmetic number, because the mean of its divisors is an integer number (948510).

Almost surely, 2^12571170 is an apocalyptic number.

12571170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12571170 is an abundant number, since it is smaller than the sum of its proper divisors (17781150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12571170 is a wasteful number, since it uses less digits than its factorization.

12571170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530.

The product of its (nonzero) digits is 490, while the sum is 24.

The square root of 12571170 is about 3545.5845780351. The cubic root of 12571170 is about 232.5190642247.

Adding to 12571170 its reverse (7117521), we get a palindrome (19688691).

The spelling of 12571170 in words is "twelve million, five hundred seventy-one thousand, one hundred seventy".