12162027 has 4 divisors (see below), whose sum is σ = 16216040. Its totient is φ = 8108016.

The previous prime is 12162001. The next prime is 12162043. The reversal of 12162027 is 72026121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12162027 - 2⁷ = 12161899 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12161994 and 12162012.

It is not an unprimeable number, because it can be changed into a prime (12162047) 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, 2027002 + ... + 2027007.

It is an arithmetic number, because the mean of its divisors is an integer number (4054010).

Almost surely, 2^12162027 is an apocalyptic number.

12162027 is a deficient number, since it is larger than the sum of its proper divisors (4054013).

12162027 is an equidigital number, since it uses as much as digits as its factorization.

12162027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054012.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 12162027 is about 3487.4097837794. The cubic root of 12162027 is about 229.9686598759.

Adding to 12162027 its reverse (72026121), we get a palindrome (84188148).

The spelling of 12162027 in words is "twelve million, one hundred sixty-two thousand, twenty-seven".