11471812 has 12 divisors (see below), whose sum is σ = 21900816. Its totient is φ = 5214440.

The previous prime is 11471771. The next prime is 11471819. The reversal of 11471812 is 21817411.

11471812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11471819) 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, 130318 + ... + 130405.

It is an arithmetic number, because the mean of its divisors is an integer number (1825068).

Almost surely, 2^11471812 is an apocalyptic number.

It is an amenable number.

11471812 is a deficient number, since it is larger than the sum of its proper divisors (10429004).

11471812 is a wasteful number, since it uses less digits than its factorization.

11471812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260738 (or 260736 counting only the distinct ones).

The product of its digits is 448, while the sum is 25.

The square root of 11471812 is about 3387.0063477945. The cubic root of 11471812 is about 225.5332995729.

The spelling of 11471812 in words is "eleven million, four hundred seventy-one thousand, eight hundred twelve".