11061621271 has 2 divisors, whose sum is σ = 11061621272. Its totient is φ = 11061621270.

The previous prime is 11061621247. The next prime is 11061621289. The reversal of 11061621271 is 17212616011.

11061621271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11061621271 - 2²⁹ = 10524750359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11061621071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5530810635 + 5530810636.

It is an arithmetic number, because the mean of its divisors is an integer number (5530810636).

Almost surely, 2^11061621271 is an apocalyptic number.

11061621271 is a deficient number, since it is larger than the sum of its proper divisors (1).

11061621271 is an equidigital number, since it uses as much as digits as its factorization.

11061621271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 11061621271 in words is "eleven billion, sixty-one million, six hundred twenty-one thousand, two hundred seventy-one".