12303106 has 4 divisors (see below), whose sum is σ = 18454662. Its totient is φ = 6151552.

The previous prime is 12303103. The next prime is 12303107. The reversal of 12303106 is 60130321.

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

It can be written as a sum of positive squares in only one way, i.e., 9272025 + 3031081 = 3045^2 + 1741^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12303106.

It is not an unprimeable number, because it can be changed into a prime (12303103) 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 as a sum of consecutive naturals, namely, 3075775 + ... + 3075778.

Almost surely, 2^12303106 is an apocalyptic number.

12303106 is a deficient number, since it is larger than the sum of its proper divisors (6151556).

12303106 is an equidigital number, since it uses as much as digits as its factorization.

12303106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151555.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 12303106 is about 3507.5783669079. The cubic root of 12303106 is about 230.8544525185.

Adding to 12303106 its reverse (60130321), we get a palindrome (72433427).

The spelling of 12303106 in words is "twelve million, three hundred three thousand, one hundred six".