12242403 has 12 divisors (see below), whose sum is σ = 18614440. Its totient is φ = 7731936.

The previous prime is 12242359. The next prime is 12242423. The reversal of 12242403 is 30424221.

It is not a de Polignac number, because 12242403 - 2⁶ = 12242339 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 (12242423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35626 + ... + 35967.

Almost surely, 2^12242403 is an apocalyptic number.

12242403 is a deficient number, since it is larger than the sum of its proper divisors (6372037).

12242403 is a wasteful number, since it uses less digits than its factorization.

12242403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71618 (or 71615 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 12242403 is about 3498.9145459699. The cubic root of 12242403 is about 230.4741510281.

Adding to 12242403 its reverse (30424221), we get a palindrome (42666624).

The spelling of 12242403 in words is "twelve million, two hundred forty-two thousand, four hundred three".