11571327 has 6 divisors (see below), whose sum is σ = 16714152. Its totient is φ = 7714212.

The previous prime is 11571317. The next prime is 11571337. The reversal of 11571327 is 72317511.

It is a happy number.

11571327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11571317) and next prime (11571337).

It is not a de Polignac number, because 11571327 - 2⁷ = 11571199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11571327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11571317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 642843 + ... + 642860.

It is an arithmetic number, because the mean of its divisors is an integer number (2785692).

Almost surely, 2^11571327 is an apocalyptic number.

11571327 is a deficient number, since it is larger than the sum of its proper divisors (5142825).

11571327 is a wasteful number, since it uses less digits than its factorization.

11571327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285709 (or 1285706 counting only the distinct ones).

The product of its digits is 1470, while the sum is 27.

The square root of 11571327 is about 3401.6653274536. The cubic root of 11571327 is about 226.1835705385.

Adding to 11571327 its reverse (72317511), we get a palindrome (83888838).

The spelling of 11571327 in words is "eleven million, five hundred seventy-one thousand, three hundred twenty-seven".