12237748839709 has 2 divisors, whose sum is σ = 12237748839710. Its totient is φ = 12237748839708.

The previous prime is 12237748839647. The next prime is 12237748839763. The reversal of 12237748839709 is 90793884773221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10762192014084 + 1475556825625 = 3280578^2 + 1214725^2 .

It is a cyclic number.

It is not a de Polignac number, because 12237748839709 - 2¹¹ = 12237748837661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12237748839769) 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 as a sum of consecutive naturals, namely, 6118874419854 + 6118874419855.

It is an arithmetic number, because the mean of its divisors is an integer number (6118874419855).

Almost surely, 2^{12237748839709} is an apocalyptic number.

It is an amenable number.

12237748839709 is a deficient number, since it is larger than the sum of its proper divisors (1).

12237748839709 is an equidigital number, since it uses as much as digits as its factorization.

12237748839709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256048128, while the sum is 70.

The spelling of 12237748839709 in words is "twelve trillion, two hundred thirty-seven billion, seven hundred forty-eight million, eight hundred thirty-nine thousand, seven hundred nine".