11876871 has 4 divisors (see below), whose sum is σ = 15835832. Its totient is φ = 7917912.

The previous prime is 11876869. The next prime is 11876903. The reversal of 11876871 is 17867811.

11876871 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11876871 - 2¹ = 11876869 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 (11876801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1979476 + ... + 1979481.

It is an arithmetic number, because the mean of its divisors is an integer number (3958958).

Almost surely, 2^11876871 is an apocalyptic number.

11876871 is a deficient number, since it is larger than the sum of its proper divisors (3958961).

11876871 is an equidigital number, since it uses as much as digits as its factorization.

11876871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3958960.

The product of its digits is 18816, while the sum is 39.

The square root of 11876871 is about 3446.2836505430. The cubic root of 11876871 is about 228.1571131623.

The spelling of 11876871 in words is "eleven million, eight hundred seventy-six thousand, eight hundred seventy-one".