12357727241 has 2 divisors, whose sum is σ = 12357727242. Its totient is φ = 12357727240.

The previous prime is 12357727219. The next prime is 12357727267. The reversal of 12357727241 is 14272775321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10250550025 + 2107177216 = 101245^2 + 45904^2 .

It is a cyclic number.

It is not a de Polignac number, because 12357727241 - 2¹⁸ = 12357465097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12357727211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6178863620 + 6178863621.

It is an arithmetic number, because the mean of its divisors is an integer number (6178863621).

Almost surely, 2^12357727241 is an apocalyptic number.

It is an amenable number.

12357727241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12357727241 is an equidigital number, since it uses as much as digits as its factorization.

12357727241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 164640, while the sum is 41.

The spelling of 12357727241 in words is "twelve billion, three hundred fifty-seven million, seven hundred twenty-seven thousand, two hundred forty-one".