12240503 has 8 divisors (see below), whose sum is σ = 14056320. Its totient is φ = 10541880.

The previous prime is 12240469. The next prime is 12240511. The reversal of 12240503 is 30504221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12240503 - 2¹⁸ = 11978359 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 (12240583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29075 + ... + 29492.

It is an arithmetic number, because the mean of its divisors is an integer number (1757040).

Almost surely, 2^12240503 is an apocalyptic number.

12240503 is a deficient number, since it is larger than the sum of its proper divisors (1815817).

12240503 is a wasteful number, since it uses less digits than its factorization.

12240503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58597.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 12240503 is about 3498.6430226589. The cubic root of 12240503 is about 230.4622273466.

Adding to 12240503 its reverse (30504221), we get a palindrome (42744724).

The spelling of 12240503 in words is "twelve million, two hundred forty thousand, five hundred three".