12327005 has 16 divisors (see below), whose sum is σ = 15213744. Its totient is φ = 9584640.

The previous prime is 12326987. The next prime is 12327041. The reversal of 12327005 is 50072321.

12327005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 13924 + 12313081 = 118^2 + 3509^2 .

It is not a de Polignac number, because 12327005 - 2¹⁰ = 12325981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47837 + ... + 48093.

It is an arithmetic number, because the mean of its divisors is an integer number (950859).

Almost surely, 2^12327005 is an apocalyptic number.

It is an amenable number.

12327005 is a deficient number, since it is larger than the sum of its proper divisors (2886739).

12327005 is a wasteful number, since it uses less digits than its factorization.

12327005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 12327005 is about 3510.9834804510. The cubic root of 12327005 is about 231.0038354466.

Adding to 12327005 its reverse (50072321), we get a palindrome (62399326).

The spelling of 12327005 in words is "twelve million, three hundred twenty-seven thousand, five".