12247124 has 6 divisors (see below), whose sum is σ = 21432474. Its totient is φ = 6123560.

The previous prime is 12247117. The next prime is 12247129. The reversal of 12247124 is 42174221.

It can be written as a sum of positive squares in only one way, i.e., 11102224 + 1144900 = 3332^2 + 1070^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12247124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12247129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1530887 + ... + 1530894.

It is an arithmetic number, because the mean of its divisors is an integer number (3572079).

Almost surely, 2^12247124 is an apocalyptic number.

It is an amenable number.

12247124 is a deficient number, since it is larger than the sum of its proper divisors (9185350).

12247124 is a wasteful number, since it uses less digits than its factorization.

12247124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061785 (or 3061783 counting only the distinct ones).

The product of its digits is 896, while the sum is 23.

The square root of 12247124 is about 3499.5891187395. The cubic root of 12247124 is about 230.5037728987.

The spelling of 12247124 in words is "twelve million, two hundred forty-seven thousand, one hundred twenty-four".