12038717 has 2 divisors, whose sum is σ = 12038718. Its totient is φ = 12038716.

The previous prime is 12038693. The next prime is 12038749. The reversal of 12038717 is 71783021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6497401 + 5541316 = 2549^2 + 2354^2 .

It is an emirp because it is prime and its reverse (71783021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12038717 - 2¹² = 12034621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12038717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12038797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6019358 + 6019359.

It is an arithmetic number, because the mean of its divisors is an integer number (6019359).

Almost surely, 2^12038717 is an apocalyptic number.

It is an amenable number.

12038717 is a deficient number, since it is larger than the sum of its proper divisors (1).

12038717 is an equidigital number, since it uses as much as digits as its factorization.

12038717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 12038717 is about 3469.6854324276. The cubic root of 12038717 is about 229.1888058538.

The spelling of 12038717 in words is "twelve million, thirty-eight thousand, seven hundred seventeen".