12124317571 has 2 divisors, whose sum is σ = 12124317572. Its totient is φ = 12124317570.

The previous prime is 12124317559. The next prime is 12124317599. The reversal of 12124317571 is 17571342121.

12124317571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12124317571 - 2¹⁵ = 12124284803 is a prime.

It is not a weakly prime, because it can be changed into another prime (12124311571) 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, 6062158785 + 6062158786.

It is an arithmetic number, because the mean of its divisors is an integer number (6062158786).

Almost surely, 2^12124317571 is an apocalyptic number.

12124317571 is a deficient number, since it is larger than the sum of its proper divisors (1).

12124317571 is an equidigital number, since it uses as much as digits as its factorization.

12124317571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 34.

Adding to 12124317571 its reverse (17571342121), we get a palindrome (29695659692).

The spelling of 12124317571 in words is "twelve billion, one hundred twenty-four million, three hundred seventeen thousand, five hundred seventy-one".