12308012 has 12 divisors (see below), whose sum is σ = 21569520. Its totient is φ = 6145296.

The previous prime is 12308011. The next prime is 12308027. The reversal of 12308012 is 21080321.

It is not an unprimeable number, because it can be changed into a prime (12308011) 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, 1814 + ... + 5282.

It is an arithmetic number, because the mean of its divisors is an integer number (1797460).

Almost surely, 2^12308012 is an apocalyptic number.

It is an amenable number.

12308012 is a deficient number, since it is larger than the sum of its proper divisors (9261508).

12308012 is a wasteful number, since it uses less digits than its factorization.

12308012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4360 (or 4358 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12308012 is about 3508.2776400963. The cubic root of 12308012 is about 230.8851336987.

Adding to 12308012 its reverse (21080321), we get a palindrome (33388333).

The spelling of 12308012 in words is "twelve million, three hundred eight thousand, twelve".