11087871 has 4 divisors (see below), whose sum is σ = 14783832. Its totient is φ = 7391912.

The previous prime is 11087837. The next prime is 11087873. The reversal of 11087871 is 17878011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11087871 - 2¹⁰ = 11086847 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11087873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1847976 + ... + 1847981.

It is an arithmetic number, because the mean of its divisors is an integer number (3695958).

Almost surely, 2^11087871 is an apocalyptic number.

11087871 is a deficient number, since it is larger than the sum of its proper divisors (3695961).

11087871 is an equidigital number, since it uses as much as digits as its factorization.

11087871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695960.

The product of its (nonzero) digits is 3136, while the sum is 33.

The square root of 11087871 is about 3329.8454919110. The cubic root of 11087871 is about 222.9886311376.

The spelling of 11087871 in words is "eleven million, eighty-seven thousand, eight hundred seventy-one".