11132440441 has 4 divisors (see below), whose sum is σ = 11132895652. Its totient is φ = 11131985232.

The previous prime is 11132440439. The next prime is 11132440457. The reversal of 11132440441 is 14404423111.

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 7005020416 + 4127420025 = 83696^2 + 64245^2 .

It is a cyclic number.

It is not a de Polignac number, because 11132440441 - 2¹ = 11132440439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11132440471) 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, 188706 + ... + 240571.

It is an arithmetic number, because the mean of its divisors is an integer number (2783223913).

Almost surely, 2^11132440441 is an apocalyptic number.

It is an amenable number.

11132440441 is a deficient number, since it is larger than the sum of its proper divisors (455211).

11132440441 is an equidigital number, since it uses as much as digits as its factorization.

11132440441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455210.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 11132440441 its reverse (14404423111), we get a palindrome (25536863552).

The spelling of 11132440441 in words is "eleven billion, one hundred thirty-two million, four hundred forty thousand, four hundred forty-one".