11011642711 has 4 divisors (see below), whose sum is σ = 11366857024. Its totient is φ = 10656428400.

The previous prime is 11011642709. The next prime is 11011642723. The reversal of 11011642711 is 11724611011.

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 11011642711 - 2¹ = 11011642709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011642511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177607110 + ... + 177607171.

It is an arithmetic number, because the mean of its divisors is an integer number (2841714256).

Almost surely, 2^11011642711 is an apocalyptic number.

11011642711 is a deficient number, since it is larger than the sum of its proper divisors (355214313).

11011642711 is an equidigital number, since it uses as much as digits as its factorization.

11011642711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355214312.

The product of its (nonzero) digits is 336, while the sum is 25.

The spelling of 11011642711 in words is "eleven billion, eleven million, six hundred forty-two thousand, seven hundred eleven".