11242340343 has 24 divisors (see below), whose sum is σ = 17914631280. Its totient is φ = 6749619840.

The previous prime is 11242340339. The next prime is 11242340353. The reversal of 11242340343 is 34304324211.

11242340343 is a `hidden beast` number, since 11 + 242 + 3 + 403 + 4 + 3 = 666.

It is not a de Polignac number, because 11242340343 - 2² = 11242340339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242340353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1167013 + ... + 1176606.

It is an arithmetic number, because the mean of its divisors is an integer number (746442970).

Almost surely, 2^11242340343 is an apocalyptic number.

11242340343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11242340343 is a deficient number, since it is larger than the sum of its proper divisors (6672290937).

11242340343 is a wasteful number, since it uses less digits than its factorization.

11242340343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343679 (or 2343676 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 11242340343 its reverse (34304324211), we get a palindrome (45546664554).

The spelling of 11242340343 in words is "eleven billion, two hundred forty-two million, three hundred forty thousand, three hundred forty-three".