12237758641 has 2 divisors, whose sum is σ = 12237758642. Its totient is φ = 12237758640.

The previous prime is 12237758593. The next prime is 12237758653. The reversal of 12237758641 is 14685773221.

12237758641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9375080625 + 2862678016 = 96825^2 + 53504^2 .

It is a cyclic number.

It is not a de Polignac number, because 12237758641 - 2⁷ = 12237758513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12237758591 and 12237758600.

It is not a weakly prime, because it can be changed into another prime (12237758041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6118879320 + 6118879321.

It is an arithmetic number, because the mean of its divisors is an integer number (6118879321).

Almost surely, 2^12237758641 is an apocalyptic number.

It is an amenable number.

12237758641 is a deficient number, since it is larger than the sum of its proper divisors (1).

12237758641 is an equidigital number, since it uses as much as digits as its factorization.

12237758641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 46.

The spelling of 12237758641 in words is "twelve billion, two hundred thirty-seven million, seven hundred fifty-eight thousand, six hundred forty-one".