11811704 has 8 divisors (see below), whose sum is σ = 22146960. Its totient is φ = 5905848.

The previous prime is 11811703. The next prime is 11811721. The reversal of 11811704 is 40711811.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 11811704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11811703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 738224 + ... + 738239.

It is an arithmetic number, because the mean of its divisors is an integer number (2768370).

Almost surely, 2^11811704 is an apocalyptic number.

It is an amenable number.

11811704 is a deficient number, since it is larger than the sum of its proper divisors (10335256).

11811704 is a wasteful number, since it uses less digits than its factorization.

11811704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476469 (or 1476465 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 23.

The square root of 11811704 is about 3436.8159683055. The cubic root of 11811704 is about 227.7390571677.

The spelling of 11811704 in words is "eleven million, eight hundred eleven thousand, seven hundred four".