12247037 has 8 divisors (see below), whose sum is σ = 13721952. Its totient is φ = 10832400.

The previous prime is 12247033. The next prime is 12247051. The reversal of 12247037 is 73074221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12247037 - 2² = 12247033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12246997 and 12247015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12247033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14639 + ... + 15452.

It is an arithmetic number, because the mean of its divisors is an integer number (1715244).

Almost surely, 2^12247037 is an apocalyptic number.

It is an amenable number.

12247037 is a deficient number, since it is larger than the sum of its proper divisors (1474915).

12247037 is a wasteful number, since it uses less digits than its factorization.

12247037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30139.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 12247037 is about 3499.5766886868. The cubic root of 12247037 is about 230.5032270869.

The spelling of 12247037 in words is "twelve million, two hundred forty-seven thousand, thirty-seven".