12242313 has 16 divisors (see below), whose sum is σ = 18580800. Its totient is φ = 7961760.

The previous prime is 12242309. The next prime is 12242339. The reversal of 12242313 is 31324221.

It is not a de Polignac number, because 12242313 - 2² = 12242309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12242353) 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 15 ways as a sum of consecutive naturals, for example, 4423 + ... + 6636.

It is an arithmetic number, because the mean of its divisors is an integer number (1161300).

Almost surely, 2^12242313 is an apocalyptic number.

It is an amenable number.

12242313 is a deficient number, since it is larger than the sum of its proper divisors (6338487).

12242313 is a wasteful number, since it uses less digits than its factorization.

12242313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11109 (or 11103 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 12242313 is about 3498.9016848148. The cubic root of 12242313 is about 230.4735862499.

Adding to 12242313 its reverse (31324221), we get a palindrome (43566534).

The spelling of 12242313 in words is "twelve million, two hundred forty-two thousand, three hundred thirteen".