12071227 has 8 divisors (see below), whose sum is σ = 14056416. Its totient is φ = 10151232.

The previous prime is 12071219. The next prime is 12071233. The reversal of 12071227 is 72217021.

12071227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12071227 - 2³ = 12071219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12071198 and 12071207.

It is not an unprimeable number, because it can be changed into a prime (12071237) 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, 15898 + ... + 16639.

It is an arithmetic number, because the mean of its divisors is an integer number (1757052).

Almost surely, 2^12071227 is an apocalyptic number.

12071227 is a deficient number, since it is larger than the sum of its proper divisors (1985189).

12071227 is an equidigital number, since it uses as much as digits as its factorization.

12071227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32597.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 12071227 is about 3474.3671366164. The cubic root of 12071227 is about 229.3949250263.

Adding to 12071227 its reverse (72217021), we get a palindrome (84288248).

The spelling of 12071227 in words is "twelve million, seventy-one thousand, two hundred twenty-seven".