12017960 has 32 divisors (see below), whose sum is σ = 28218240. Its totient is φ = 4597824.

The previous prime is 12017959. The next prime is 12017969. The reversal of 12017960 is 6971021.

It is not an unprimeable number, because it can be changed into a prime (12017969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5612 + ... + 7451.

It is an arithmetic number, because the mean of its divisors is an integer number (881820).

Almost surely, 2^12017960 is an apocalyptic number.

12017960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12017960 is an abundant number, since it is smaller than the sum of its proper divisors (16200280).

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

12017960 is a wasteful number, since it uses less digits than its factorization.

12017960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13097 (or 13093 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 12017960 is about 3466.6929486183. The cubic root of 12017960 is about 229.0570086197.

Adding to 12017960 its reverse (6971021), we get a palindrome (18988981).

The spelling of 12017960 in words is "twelve million, seventeen thousand, nine hundred sixty".