12243323767 has 4 divisors (see below), whose sum is σ = 12244346640. Its totient is φ = 12242300896.

The previous prime is 12243323713. The next prime is 12243323783. The reversal of 12243323767 is 76732334221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76732334221 = 109 ⋅703966369.

It is a cyclic number.

It is not a de Polignac number, because 12243323767 - 2¹⁵ = 12243290999 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 (12243321767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493267 + ... + 517492.

It is an arithmetic number, because the mean of its divisors is an integer number (3061086660).

Almost surely, 2^12243323767 is an apocalyptic number.

12243323767 is a deficient number, since it is larger than the sum of its proper divisors (1022873).

12243323767 is a wasteful number, since it uses less digits than its factorization.

12243323767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022872.

The product of its digits is 254016, while the sum is 40.

Adding to 12243323767 its reverse (76732334221), we get a palindrome (88975657988).

The spelling of 12243323767 in words is "twelve billion, two hundred forty-three million, three hundred twenty-three thousand, seven hundred sixty-seven".