12081334 has 4 divisors (see below), whose sum is σ = 18122004. Its totient is φ = 6040666.

The previous prime is 12081331. The next prime is 12081343. The reversal of 12081334 is 43318021.

12081334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12081331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3020332 + ... + 3020335.

It is an arithmetic number, because the mean of its divisors is an integer number (4530501).

Almost surely, 2^12081334 is an apocalyptic number.

12081334 is a deficient number, since it is larger than the sum of its proper divisors (6040670).

12081334 is an equidigital number, since it uses as much as digits as its factorization.

12081334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6040669.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 12081334 is about 3475.8213417838. The cubic root of 12081334 is about 229.4589297800.

Adding to 12081334 its reverse (43318021), we get a palindrome (55399355).

The spelling of 12081334 in words is "twelve million, eighty-one thousand, three hundred thirty-four".