11105556061133 has 2 divisors, whose sum is σ = 11105556061134. Its totient is φ = 11105556061132.

The previous prime is 11105556061043. The next prime is 11105556061177. The reversal of 11105556061133 is 33116065550111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8803456911844 + 2302099149289 = 2967062^2 + 1517267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11105556061133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11105556061933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5552778030566 + 5552778030567.

It is an arithmetic number, because the mean of its divisors is an integer number (5552778030567).

Almost surely, 2^{11105556061133} is an apocalyptic number.

It is an amenable number.

11105556061133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11105556061133 is an equidigital number, since it uses as much as digits as its factorization.

11105556061133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 38.

The spelling of 11105556061133 in words is "eleven trillion, one hundred five billion, five hundred fifty-six million, sixty-one thousand, one hundred thirty-three".