12142306 has 16 divisors (see below), whose sum is σ = 19925280. Its totient is φ = 5503680.

The previous prime is 12142289. The next prime is 12142331. The reversal of 12142306 is 60324121.

12142306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11530 + ... + 12538.

It is an arithmetic number, because the mean of its divisors is an integer number (1245330).

Almost surely, 2^12142306 is an apocalyptic number.

12142306 is a deficient number, since it is larger than the sum of its proper divisors (7782974).

12142306 is a wasteful number, since it uses less digits than its factorization.

12142306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 12142306 is about 3484.5811799985. The cubic root of 12142306 is about 229.8442928476.

Adding to 12142306 its reverse (60324121), we get a palindrome (72466427).

The spelling of 12142306 in words is "twelve million, one hundred forty-two thousand, three hundred six".