12248389271 has 2 divisors, whose sum is σ = 12248389272. Its totient is φ = 12248389270.

The previous prime is 12248389259. The next prime is 12248389291. The reversal of 12248389271 is 17298384221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12248389271 - 2¹⁸ = 12248127127 is a prime.

It is a super-2 number, since 2×12248389271² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12248389201) 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, 6124194635 + 6124194636.

It is an arithmetic number, because the mean of its divisors is an integer number (6124194636).

Almost surely, 2^12248389271 is an apocalyptic number.

12248389271 is a deficient number, since it is larger than the sum of its proper divisors (1).

12248389271 is an equidigital number, since it uses as much as digits as its factorization.

12248389271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 47.

The spelling of 12248389271 in words is "twelve billion, two hundred forty-eight million, three hundred eighty-nine thousand, two hundred seventy-one".