12032136 has 24 divisors (see below), whose sum is σ = 32587230. Its totient is φ = 4010688.

The previous prime is 12032089. The next prime is 12032143. The reversal of 12032136 is 63123021.

It can be written as a sum of positive squares in only one way, i.e., 10929636 + 1102500 = 3306^2 + 1050^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 5 ways as a sum of consecutive naturals, for example, 83485 + ... + 83628.

Almost surely, 2^12032136 is an apocalyptic number.

It is an amenable number.

12032136 is an abundant number, since it is smaller than the sum of its proper divisors (20555094).

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

12032136 is a wasteful number, since it uses less digits than its factorization.

12032136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167125 (or 167118 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 12032136 is about 3468.7369459214. The cubic root of 12032136 is about 229.1470359971.

Adding to 12032136 its reverse (63123021), we get a palindrome (75155157).

The spelling of 12032136 in words is "twelve million, thirty-two thousand, one hundred thirty-six".