11344442413 has 4 divisors (see below), whose sum is σ = 11427248700. Its totient is φ = 11261636128.

The previous prime is 11344442393. The next prime is 11344442437. The reversal of 11344442413 is 31424444311.

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 8716649769 + 2627792644 = 93363^2 + 51262^2 .

It is a cyclic number.

It is not a de Polignac number, because 11344442413 - 2²⁹ = 10807571501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344442113) 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, 41402938 + ... + 41403211.

It is an arithmetic number, because the mean of its divisors is an integer number (2856812175).

Almost surely, 2^11344442413 is an apocalyptic number.

It is an amenable number.

11344442413 is a deficient number, since it is larger than the sum of its proper divisors (82806287).

11344442413 is an equidigital number, since it uses as much as digits as its factorization.

11344442413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82806286.

The product of its digits is 18432, while the sum is 31.

Adding to 11344442413 its reverse (31424444311), we get a palindrome (42768886724).

The spelling of 11344442413 in words is "eleven billion, three hundred forty-four million, four hundred forty-two thousand, four hundred thirteen".