11345043041 has 4 divisors (see below), whose sum is σ = 12012398532. Its totient is φ = 10677687552.

The previous prime is 11345043037. The next prime is 11345043071. The reversal of 11345043041 is 14034054311.

It is a happy number.

11345043041 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.

It can be written as a sum of positive squares in 2 ways, for example, as 4945043041 + 6400000000 = 70321^2 + 80000^2 .

It is a cyclic number.

It is not a de Polignac number, because 11345043041 - 2² = 11345043037 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 11345043041.

It is not an unprimeable number, because it can be changed into a prime (11345043071) 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, 333677720 + ... + 333677753.

It is an arithmetic number, because the mean of its divisors is an integer number (3003099633).

Almost surely, 2^11345043041 is an apocalyptic number.

It is an amenable number.

11345043041 is a deficient number, since it is larger than the sum of its proper divisors (667355491).

11345043041 is an equidigital number, since it uses as much as digits as its factorization.

11345043041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667355490.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 11345043041 its reverse (14034054311), we get a palindrome (25379097352).

The spelling of 11345043041 in words is "eleven billion, three hundred forty-five million, forty-three thousand, forty-one".