11285171 has 2 divisors, whose sum is σ = 11285172. Its totient is φ = 11285170.

The previous prime is 11285159. The next prime is 11285173. The reversal of 11285171 is 17158211.

11285171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11285171 - 2¹⁴ = 11268787 is a prime.

It is a Sophie Germain prime.

Together with 11285173, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₇₄₄₀₇₄ and since 11285171 and 744074 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11285171.

It is not a weakly prime, because it can be changed into another prime (11285173) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5642585 + 5642586.

It is an arithmetic number, because the mean of its divisors is an integer number (5642586).

Almost surely, 2^11285171 is an apocalyptic number.

11285171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11285171 is an equidigital number, since it uses as much as digits as its factorization.

11285171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560, while the sum is 26.

The square root of 11285171 is about 3359.3408579660. The cubic root of 11285171 is about 224.3034988380.

The spelling of 11285171 in words is "eleven million, two hundred eighty-five thousand, one hundred seventy-one".