11340340442 has 4 divisors (see below), whose sum is σ = 17010510666. Its totient is φ = 5670170220.

The previous prime is 11340340441. The next prime is 11340340477. The reversal of 11340340442 is 24404304311.

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

It can be written as a sum of positive squares in only one way, i.e., 11312662321 + 27678121 = 106361^2 + 5261^2 .

It is not an unprimeable number, because it can be changed into a prime (11340340441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2835085109 + ... + 2835085112.

Almost surely, 2^11340340442 is an apocalyptic number.

11340340442 is a deficient number, since it is larger than the sum of its proper divisors (5670170224).

11340340442 is an equidigital number, since it uses as much as digits as its factorization.

11340340442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5670170223.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 11340340442 its reverse (24404304311), we get a palindrome (35744644753).

The spelling of 11340340442 in words is "eleven billion, three hundred forty million, three hundred forty thousand, four hundred forty-two".