12240352353 has 4 divisors (see below), whose sum is σ = 16320469808. Its totient is φ = 8160234900.

The previous prime is 12240352337. The next prime is 12240352357. The reversal of 12240352353 is 35325304221.

12240352353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12240352353 - 2⁴ = 12240352337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12240352353.

It is not an unprimeable number, because it can be changed into a prime (12240352357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2040058723 + ... + 2040058728.

It is an arithmetic number, because the mean of its divisors is an integer number (4080117452).

Almost surely, 2^12240352353 is an apocalyptic number.

It is an amenable number.

12240352353 is a deficient number, since it is larger than the sum of its proper divisors (4080117455).

12240352353 is an equidigital number, since it uses as much as digits as its factorization.

12240352353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080117454.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 12240352353 its reverse (35325304221), we get a palindrome (47565656574).

The spelling of 12240352353 in words is "twelve billion, two hundred forty million, three hundred fifty-two thousand, three hundred fifty-three".