12243103 has 2 divisors, whose sum is σ = 12243104. Its totient is φ = 12243102.

The previous prime is 12243079. The next prime is 12243113. The reversal of 12243103 is 30134221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12243103 - 2⁵ = 12243071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12243113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6121551 + 6121552.

It is an arithmetic number, because the mean of its divisors is an integer number (6121552).

Almost surely, 2^12243103 is an apocalyptic number.

12243103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12243103 is an equidigital number, since it uses as much as digits as its factorization.

12243103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 12243103 is about 3499.0145755627. The cubic root of 12243103 is about 230.4785436524.

Adding to 12243103 its reverse (30134221), we get a palindrome (42377324).

The spelling of 12243103 in words is "twelve million, two hundred forty-three thousand, one hundred three".