11160340333561 has 2 divisors, whose sum is σ = 11160340333562. Its totient is φ = 11160340333560.

The previous prime is 11160340333547. The next prime is 11160340333579. The reversal of 11160340333561 is 16533304306111.

11160340333561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6549095174400 + 4611245159161 = 2559120^2 + 2147381^2 .

It is a cyclic number.

It is not a de Polignac number, because 11160340333561 - 2¹¹ = 11160340331513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11160340333561.

It is not a weakly prime, because it can be changed into another prime (11160340333861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5580170166780 + 5580170166781.

It is an arithmetic number, because the mean of its divisors is an integer number (5580170166781).

Almost surely, 2^{11160340333561} is an apocalyptic number.

It is an amenable number.

11160340333561 is a deficient number, since it is larger than the sum of its proper divisors (1).

11160340333561 is an equidigital number, since it uses as much as digits as its factorization.

11160340333561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 37.

Adding to 11160340333561 its reverse (16533304306111), we get a palindrome (27693644639672).

The spelling of 11160340333561 in words is "eleven trillion, one hundred sixty billion, three hundred forty million, three hundred thirty-three thousand, five hundred sixty-one".