12045342 has 8 divisors (see below), whose sum is σ = 24090696. Its totient is φ = 4015112.

The previous prime is 12045317. The next prime is 12045343. The reversal of 12045342 is 24354021.

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

12045342 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12045343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003773 + ... + 1003784.

It is an arithmetic number, because the mean of its divisors is an integer number (3011337).

Almost surely, 2^12045342 is an apocalyptic number.

12045342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12045342 is a wasteful number, since it uses less digits than its factorization.

12045342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007562.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12045342 is about 3470.6399986170. The cubic root of 12045342 is about 229.2308396076.

Adding to 12045342 its reverse (24354021), we get a palindrome (36399363).

The spelling of 12045342 in words is "twelve million, forty-five thousand, three hundred forty-two".