11505030655073 has 2 divisors, whose sum is σ = 11505030655074. Its totient is φ = 11505030655072.

The previous prime is 11505030655067. The next prime is 11505030655099. The reversal of 11505030655073 is 37055603050511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6665835821584 + 4839194833489 = 2581828^2 + 2199817^2 .

It is a cyclic number.

It is not a de Polignac number, because 11505030655073 - 2¹⁸ = 11505030392929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11505030655073.

It is not a weakly prime, because it can be changed into another prime (11505030655033) 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, 5752515327536 + 5752515327537.

It is an arithmetic number, because the mean of its divisors is an integer number (5752515327537).

Almost surely, 2^{11505030655073} is an apocalyptic number.

It is an amenable number.

11505030655073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11505030655073 is an equidigital number, since it uses as much as digits as its factorization.

11505030655073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236250, while the sum is 41.

The spelling of 11505030655073 in words is "eleven trillion, five hundred five billion, thirty million, six hundred fifty-five thousand, seventy-three".