13242340311 has 4 divisors (see below), whose sum is σ = 17656453752. Its totient is φ = 8828226872.

The previous prime is 13242340303. The next prime is 13242340361. The reversal of 13242340311 is 11304324231.

It is a happy number.

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 13242340311 - 2³ = 13242340303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13242340361) 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, 2207056716 + ... + 2207056721.

It is an arithmetic number, because the mean of its divisors is an integer number (4414113438).

Almost surely, 2^13242340311 is an apocalyptic number.

13242340311 is a deficient number, since it is larger than the sum of its proper divisors (4414113441).

13242340311 is an equidigital number, since it uses as much as digits as its factorization.

13242340311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4414113440.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13242340311 its reverse (11304324231), we get a palindrome (24546664542).

The spelling of 13242340311 in words is "thirteen billion, two hundred forty-two million, three hundred forty thousand, three hundred eleven".