11050061060561 has 2 divisors, whose sum is σ = 11050061060562. Its totient is φ = 11050061060560.

The previous prime is 11050061060531. The next prime is 11050061060609. The reversal of 11050061060561 is 16506016005011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7142496777025 + 3907564283536 = 2672545^2 + 1976756^2 .

It is a cyclic number.

It is not a de Polignac number, because 11050061060561 - 2²² = 11050056866257 is a prime.

It is not a weakly prime, because it can be changed into another prime (11050061060531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525030530280 + 5525030530281.

It is an arithmetic number, because the mean of its divisors is an integer number (5525030530281).

Almost surely, 2^{11050061060561} is an apocalyptic number.

It is an amenable number.

11050061060561 is a deficient number, since it is larger than the sum of its proper divisors (1).

11050061060561 is an equidigital number, since it uses as much as digits as its factorization.

11050061060561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 32.

Adding to 11050061060561 its reverse (16506016005011), we get a palindrome (27556077065572).

The spelling of 11050061060561 in words is "eleven trillion, fifty billion, sixty-one million, sixty thousand, five hundred sixty-one".