11011155041 has 2 divisors, whose sum is σ = 11011155042. Its totient is φ = 11011155040.

The previous prime is 11011155031. The next prime is 11011155047. The reversal of 11011155041 is 14055111011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8427974416 + 2583180625 = 91804^2 + 50825^2 .

It is an emirp because it is prime and its reverse (14055111011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11011155041 - 2³⁰ = 9937413217 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011155047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505577520 + 5505577521.

It is an arithmetic number, because the mean of its divisors is an integer number (5505577521).

Almost surely, 2^11011155041 is an apocalyptic number.

It is an amenable number.

11011155041 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011155041 is an equidigital number, since it uses as much as digits as its factorization.

11011155041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100, while the sum is 20.

Adding to 11011155041 its reverse (14055111011), we get a palindrome (25066266052).

The spelling of 11011155041 in words is "eleven billion, eleven million, one hundred fifty-five thousand, forty-one".