11403442441 has 2 divisors, whose sum is σ = 11403442442. Its totient is φ = 11403442440.

The previous prime is 11403442409. The next prime is 11403442451. The reversal of 11403442441 is 14424430411.

11403442441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11321811216 + 81631225 = 106404^2 + 9035^2 .

It is a cyclic number.

It is not a de Polignac number, because 11403442441 - 2⁵ = 11403442409 is a prime.

It is not a weakly prime, because it can be changed into another prime (11403442451) 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 as a sum of consecutive naturals, namely, 5701721220 + 5701721221.

It is an arithmetic number, because the mean of its divisors is an integer number (5701721221).

Almost surely, 2^11403442441 is an apocalyptic number.

It is an amenable number.

11403442441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11403442441 is an equidigital number, since it uses as much as digits as its factorization.

11403442441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 11403442441 its reverse (14424430411), we get a palindrome (25827872852).

The spelling of 11403442441 in words is "eleven billion, four hundred three million, four hundred forty-two thousand, four hundred forty-one".