11271662611 has 8 divisors (see below), whose sum is σ = 12504772800. Its totient is φ = 10073288040.

The previous prime is 11271662569. The next prime is 11271662629. The reversal of 11271662611 is 11626617211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11271662611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11271665611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8683221 + ... + 8684518.

It is an arithmetic number, because the mean of its divisors is an integer number (1563096600).

Almost surely, 2^11271662611 is an apocalyptic number.

11271662611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11271662611 is a deficient number, since it is larger than the sum of its proper divisors (1233110189).

11271662611 is a wasteful number, since it uses less digits than its factorization.

11271662611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17367809.

The product of its digits is 6048, while the sum is 34.

The spelling of 11271662611 in words is "eleven billion, two hundred seventy-one million, six hundred sixty-two thousand, six hundred eleven".