12041278 has 16 divisors (see below), whose sum is σ = 18480960. Its totient is φ = 5882400.

The previous prime is 12041273. The next prime is 12041279. The reversal of 12041278 is 87214021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041273) 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, 27723 + ... + 28153.

It is an arithmetic number, because the mean of its divisors is an integer number (1155060).

Almost surely, 2^12041278 is an apocalyptic number.

12041278 is a deficient number, since it is larger than the sum of its proper divisors (6439682).

12041278 is a wasteful number, since it uses less digits than its factorization.

12041278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 12041278 is about 3470.0544664313. The cubic root of 12041278 is about 229.2050565034.

Adding to 12041278 its reverse (87214021), we get a palindrome (99255299).

The spelling of 12041278 in words is "twelve million, forty-one thousand, two hundred seventy-eight".