13071671 has 2 divisors, whose sum is σ = 13071672. Its totient is φ = 13071670.

The previous prime is 13071649. The next prime is 13071673. The reversal of 13071671 is 17617031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13071671 is a prime.

Together with 13071673, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13071671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13071673) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6535835 + 6535836.

It is an arithmetic number, because the mean of its divisors is an integer number (6535836).

Almost surely, 2^13071671 is an apocalyptic number.

13071671 is a deficient number, since it is larger than the sum of its proper divisors (1).

13071671 is an equidigital number, since it uses as much as digits as its factorization.

13071671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 13071671 is about 3615.4765937563. The cubic root of 13071671 is about 235.5647860968.

The spelling of 13071671 in words is "thirteen million, seventy-one thousand, six hundred seventy-one".