12013252 has 12 divisors (see below), whose sum is σ = 21047740. Its totient is φ = 5999616.

The previous prime is 12013229. The next prime is 12013259. The reversal of 12013252 is 25231021.

It can be written as a sum of positive squares in 2 ways, for example, as 6471936 + 5541316 = 2544^2 + 2354^2 .

It is not an unprimeable number, because it can be changed into a prime (12013259) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4948 + ... + 6964.

Almost surely, 2^12013252 is an apocalyptic number.

It is an amenable number.

12013252 is a deficient number, since it is larger than the sum of its proper divisors (9034488).

12013252 is a wasteful number, since it uses less digits than its factorization.

12013252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510 (or 3508 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 12013252 is about 3466.0138487894. The cubic root of 12013252 is about 229.0270939130.

Adding to 12013252 its reverse (25231021), we get a palindrome (37244273).

The spelling of 12013252 in words is "twelve million, thirteen thousand, two hundred fifty-two".