12343603 has 4 divisors (see below), whose sum is σ = 12389760. Its totient is φ = 12297448.

The previous prime is 12343601. The next prime is 12343621. The reversal of 12343603 is 30634321.

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 12343603 - 2¹ = 12343601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12343601) 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, 22675 + ... + 23212.

It is an arithmetic number, because the mean of its divisors is an integer number (3097440).

Almost surely, 2^12343603 is an apocalyptic number.

12343603 is a deficient number, since it is larger than the sum of its proper divisors (46157).

12343603 is an equidigital number, since it uses as much as digits as its factorization.

12343603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46156.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 12343603 is about 3513.3464104753. The cubic root of 12343603 is about 231.1074692182.

Adding to 12343603 its reverse (30634321), we get a palindrome (42977924).

The spelling of 12343603 in words is "twelve million, three hundred forty-three thousand, six hundred three".