11847812 has 6 divisors (see below), whose sum is σ = 20733678. Its totient is φ = 5923904.

The previous prime is 11847799. The next prime is 11847853. The reversal of 11847812 is 21874811.

It can be written as a sum of positive squares in only one way, i.e., 8099716 + 3748096 = 2846^2 + 1936^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480973 + ... + 1480980.

It is an arithmetic number, because the mean of its divisors is an integer number (3455613).

Almost surely, 2^11847812 is an apocalyptic number.

It is an amenable number.

11847812 is a deficient number, since it is larger than the sum of its proper divisors (8885866).

11847812 is a wasteful number, since it uses less digits than its factorization.

11847812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961957 (or 2961955 counting only the distinct ones).

The product of its digits is 3584, while the sum is 32.

The square root of 11847812 is about 3442.0650778276. The cubic root of 11847812 is about 227.9708847607.

The spelling of 11847812 in words is "eleven million, eight hundred forty-seven thousand, eight hundred twelve".