11142241441 has 2 divisors, whose sum is σ = 11142241442. Its totient is φ = 11142241440.

The previous prime is 11142241427. The next prime is 11142241469. The reversal of 11142241441 is 14414224111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7058520225 + 4083721216 = 84015^2 + 63904^2 .

It is a cyclic number.

It is not a de Polignac number, because 11142241441 - 2²⁷ = 11008023713 is a prime.

It is not a weakly prime, because it can be changed into another prime (11142241741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571120720 + 5571120721.

It is an arithmetic number, because the mean of its divisors is an integer number (5571120721).

Almost surely, 2^11142241441 is an apocalyptic number.

It is an amenable number.

11142241441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142241441 is an equidigital number, since it uses as much as digits as its factorization.

11142241441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1024, while the sum is 25.

Adding to 11142241441 its reverse (14414224111), we get a palindrome (25556465552).

The spelling of 11142241441 in words is "eleven billion, one hundred forty-two million, two hundred forty-one thousand, four hundred forty-one".