11467871 has 4 divisors (see below), whose sum is σ = 11555544. Its totient is φ = 11380200.

The previous prime is 11467853. The next prime is 11467873. The reversal of 11467871 is 17876411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11467871 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 (11467873) 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, 43640 + ... + 43901.

It is an arithmetic number, because the mean of its divisors is an integer number (2888886).

Almost surely, 2^11467871 is an apocalyptic number.

11467871 is a deficient number, since it is larger than the sum of its proper divisors (87673).

11467871 is an equidigital number, since it uses as much as digits as its factorization.

11467871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87672.

The product of its digits is 9408, while the sum is 35.

The square root of 11467871 is about 3386.4245156212. The cubic root of 11467871 is about 225.5074702173.

The spelling of 11467871 in words is "eleven million, four hundred sixty-seven thousand, eight hundred seventy-one".