12105152 has 28 divisors (see below), whose sum is σ = 24359616. Its totient is φ = 5967360.

The previous prime is 12105143. The next prime is 12105167. The reversal of 12105152 is 25150121.

It is a self number, because there is not a number n which added to its sum of digits gives 12105152.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3377 + ... + 5967.

Almost surely, 2^12105152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12105152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12179808).

12105152 is an abundant number, since it is smaller than the sum of its proper divisors (12254464).

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

12105152 is an equidigital number, since it uses as much as digits as its factorization.

12105152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676 (or 2666 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 12105152 is about 3479.2458953055. The cubic root of 12105152 is about 229.6096213396.

Adding to 12105152 its reverse (25150121), we get a palindrome (37255273).

The spelling of 12105152 in words is "twelve million, one hundred five thousand, one hundred fifty-two".