11328571 has 2 divisors, whose sum is σ = 11328572. Its totient is φ = 11328570.

The previous prime is 11328557. The next prime is 11328593. The reversal of 11328571 is 17582311.

It is a weak prime.

It is an emirp because it is prime and its reverse (17582311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11328571 - 2⁵ = 11328539 is a prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (11328271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5664285 + 5664286.

It is an arithmetic number, because the mean of its divisors is an integer number (5664286).

Almost surely, 2^11328571 is an apocalyptic number.

11328571 is a deficient number, since it is larger than the sum of its proper divisors (1).

11328571 is an equidigital number, since it uses as much as digits as its factorization.

11328571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 28.

The square root of 11328571 is about 3365.7942599036. The cubic root of 11328571 is about 224.5906697712.

The spelling of 11328571 in words is "eleven million, three hundred twenty-eight thousand, five hundred seventy-one".