12033131 has 8 divisors (see below), whose sum is σ = 13447728. Its totient is φ = 10672000.

The previous prime is 12033107. The next prime is 12033167. The reversal of 12033131 is 13133021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12033131 is a prime.

It is a super-2 number, since 2×12033131² = 289592483326322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12033431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12890 + ... + 13791.

It is an arithmetic number, because the mean of its divisors is an integer number (1680966).

Almost surely, 2^12033131 is an apocalyptic number.

12033131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12033131 is a deficient number, since it is larger than the sum of its proper divisors (1414597).

12033131 is a wasteful number, since it uses less digits than its factorization.

12033131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26733.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 12033131 is about 3468.8803669196. The cubic root of 12033131 is about 229.1533522770.

Adding to 12033131 its reverse (13133021), we get a palindrome (25166152).

It can be divided in two parts, 1203 and 3131, that added together give a palindrome (4334).

The spelling of 12033131 in words is "twelve million, thirty-three thousand, one hundred thirty-one".