11061667571 has 2 divisors, whose sum is σ = 11061667572. Its totient is φ = 11061667570.

The previous prime is 11061667543. The next prime is 11061667607. The reversal of 11061667571 is 17576616011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11061667571 - 2¹⁰ = 11061666547 is a prime.

It is not a weakly prime, because it can be changed into another prime (11061666571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5530833785 + 5530833786.

It is an arithmetic number, because the mean of its divisors is an integer number (5530833786).

Almost surely, 2^11061667571 is an apocalyptic number.

11061667571 is a deficient number, since it is larger than the sum of its proper divisors (1).

11061667571 is an equidigital number, since it uses as much as digits as its factorization.

11061667571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 41.

The spelling of 11061667571 in words is "eleven billion, sixty-one million, six hundred sixty-seven thousand, five hundred seventy-one".