11071717071 has 4 divisors (see below), whose sum is σ = 14762289432. Its totient is φ = 7381144712.

The previous prime is 11071717051. The next prime is 11071717073. The reversal of 11071717071 is 17071717011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11071717071 - 2¹¹ = 11071715023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11071717073) 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 in 3 ways as a sum of consecutive naturals, for example, 1845286176 + ... + 1845286181.

It is an arithmetic number, because the mean of its divisors is an integer number (3690572358).

Almost surely, 2^11071717071 is an apocalyptic number.

11071717071 is a deficient number, since it is larger than the sum of its proper divisors (3690572361).

11071717071 is an equidigital number, since it uses as much as digits as its factorization.

11071717071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3690572360.

The product of its (nonzero) digits is 2401, while the sum is 33.

The spelling of 11071717071 in words is "eleven billion, seventy-one million, seven hundred seventeen thousand, seventy-one".