12471029671 has 2 divisors, whose sum is σ = 12471029672. Its totient is φ = 12471029670.

The previous prime is 12471029647. The next prime is 12471029689. The reversal of 12471029671 is 17692017421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12471029671 - 2¹¹ = 12471027623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12471029621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6235514835 + 6235514836.

It is an arithmetic number, because the mean of its divisors is an integer number (6235514836).

Almost surely, 2^12471029671 is an apocalyptic number.

12471029671 is a deficient number, since it is larger than the sum of its proper divisors (1).

12471029671 is an equidigital number, since it uses as much as digits as its factorization.

12471029671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 12471029671 in words is "twelve billion, four hundred seventy-one million, twenty-nine thousand, six hundred seventy-one".