13234413243 has 4 divisors (see below), whose sum is σ = 17645884328. Its totient is φ = 8822942160.

The previous prime is 13234413239. The next prime is 13234413253. The reversal of 13234413243 is 34231443231.

It is a happy number.

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

It is not a de Polignac number, because 13234413243 - 2² = 13234413239 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 13234413243.

It is not an unprimeable number, because it can be changed into a prime (13234413253) 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, 2205735538 + ... + 2205735543.

It is an arithmetic number, because the mean of its divisors is an integer number (4411471082).

Almost surely, 2^13234413243 is an apocalyptic number.

13234413243 is a deficient number, since it is larger than the sum of its proper divisors (4411471085).

13234413243 is an equidigital number, since it uses as much as digits as its factorization.

13234413243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411471084.

The product of its digits is 20736, while the sum is 30.

Adding to 13234413243 its reverse (34231443231), we get a palindrome (47465856474).

The spelling of 13234413243 in words is "thirteen billion, two hundred thirty-four million, four hundred thirteen thousand, two hundred forty-three".