12197327 has 4 divisors (see below), whose sum is σ = 12278256. Its totient is φ = 12116400.

The previous prime is 12197323. The next prime is 12197329. The reversal of 12197327 is 72379121.

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

It is a cyclic number.

It is not a de Polignac number, because 12197327 - 2² = 12197323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12197293 and 12197302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12197321) 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, 40238 + ... + 40539.

It is an arithmetic number, because the mean of its divisors is an integer number (3069564).

Almost surely, 2^12197327 is an apocalyptic number.

12197327 is a deficient number, since it is larger than the sum of its proper divisors (80929).

12197327 is an equidigital number, since it uses as much as digits as its factorization.

12197327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80928.

The product of its digits is 5292, while the sum is 32.

The square root of 12197327 is about 3492.4671795165. The cubic root of 12197327 is about 230.1909378546.

The spelling of 12197327 in words is "twelve million, one hundred ninety-seven thousand, three hundred twenty-seven".