12015150 has 48 divisors (see below), whose sum is σ = 34057344. Its totient is φ = 2746080.

The previous prime is 12015139. The next prime is 12015167. The reversal of 12015150 is 5151021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4672 + ... + 6771.

It is an arithmetic number, because the mean of its divisors is an integer number (709528).

Almost surely, 2^12015150 is an apocalyptic number.

12015150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12015150 is an abundant number, since it is smaller than the sum of its proper divisors (22042194).

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

12015150 is a wasteful number, since it uses less digits than its factorization.

12015150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11465 (or 11460 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 12015150 is about 3466.2876395360. The cubic root of 12015150 is about 229.0391547752.

Adding to 12015150 its reverse (5151021), we get a palindrome (17166171).

The spelling of 12015150 in words is "twelve million, fifteen thousand, one hundred fifty".