11011050961 has 2 divisors, whose sum is σ = 11011050962. Its totient is φ = 11011050960.

The previous prime is 11011050931. The next prime is 11011050989. The reversal of 11011050961 is 16905011011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10311183936 + 699867025 = 101544^2 + 26455^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011050961 - 2¹¹ = 11011048913 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011050931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505525480 + 5505525481.

It is an arithmetic number, because the mean of its divisors is an integer number (5505525481).

Almost surely, 2^11011050961 is an apocalyptic number.

It is an amenable number.

11011050961 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011050961 is an equidigital number, since it uses as much as digits as its factorization.

11011050961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 25.

Adding to 11011050961 its reverse (16905011011), we get a palindrome (27916061972).

The spelling of 11011050961 in words is "eleven billion, eleven million, fifty thousand, nine hundred sixty-one".