11500255271 has 8 divisors (see below), whose sum is σ = 12054722064. Its totient is φ = 10958834880.

The previous prime is 11500255243. The next prime is 11500255289. The reversal of 11500255271 is 17255200511.

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

It is a cyclic number.

It is not a de Polignac number, because 11500255271 - 2²² = 11496060967 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 (11500255201) 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, 3259796 + ... + 3263321.

It is an arithmetic number, because the mean of its divisors is an integer number (1506840258).

Almost surely, 2^11500255271 is an apocalyptic number.

11500255271 is a deficient number, since it is larger than the sum of its proper divisors (554466793).

11500255271 is an equidigital number, since it uses as much as digits as its factorization.

11500255271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6523201.

The product of its (nonzero) digits is 3500, while the sum is 29.

Adding to 11500255271 its reverse (17255200511), we get a palindrome (28755455782).

The spelling of 11500255271 in words is "eleven billion, five hundred million, two hundred fifty-five thousand, two hundred seventy-one".