12327071 has 4 divisors (see below), whose sum is σ = 12346944. Its totient is φ = 12307200.

The previous prime is 12327061. The next prime is 12327083. The reversal of 12327071 is 17072321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17072321 = 7 ⋅2438903.

It is not a de Polignac number, because 12327071 - 2¹⁴ = 12310687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12327041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8975 + ... + 10256.

It is an arithmetic number, because the mean of its divisors is an integer number (3086736).

Almost surely, 2^12327071 is an apocalyptic number.

12327071 is a deficient number, since it is larger than the sum of its proper divisors (19873).

12327071 is an equidigital number, since it uses as much as digits as its factorization.

12327071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19872.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 12327071 is about 3510.9928795143. The cubic root of 12327071 is about 231.0042477183.

Adding to 12327071 its reverse (17072321), we get a palindrome (29399392).

The spelling of 12327071 in words is "twelve million, three hundred twenty-seven thousand, seventy-one".