12343244507 has 4 divisors (see below), whose sum is σ = 13465357656. Its totient is φ = 11221131360.

The previous prime is 12343244503. The next prime is 12343244513. The reversal of 12343244507 is 70544234321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12343244507 - 2² = 12343244503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12343244503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561056558 + ... + 561056579.

It is an arithmetic number, because the mean of its divisors is an integer number (3366339414).

Almost surely, 2^12343244507 is an apocalyptic number.

12343244507 is a deficient number, since it is larger than the sum of its proper divisors (1122113149).

12343244507 is a wasteful number, since it uses less digits than its factorization.

12343244507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122113148.

The product of its (nonzero) digits is 80640, while the sum is 35.

Adding to 12343244507 its reverse (70544234321), we get a palindrome (82887478828).

The spelling of 12343244507 in words is "twelve billion, three hundred forty-three million, two hundred forty-four thousand, five hundred seven".