13243471 has 2 divisors, whose sum is σ = 13243472. Its totient is φ = 13243470.

The previous prime is 13243463. The next prime is 13243537. The reversal of 13243471 is 17434231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13243471 - 2³ = 13243463 is a prime.

It is a super-3 number, since 3×13243471³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13243271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6621735 + 6621736.

It is an arithmetic number, because the mean of its divisors is an integer number (6621736).

Almost surely, 2^13243471 is an apocalyptic number.

13243471 is a deficient number, since it is larger than the sum of its proper divisors (1).

13243471 is an equidigital number, since it uses as much as digits as its factorization.

13243471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 13243471 is about 3639.1580070121. The cubic root of 13243471 is about 236.5923011300.

The spelling of 13243471 in words is "thirteen million, two hundred forty-three thousand, four hundred seventy-one".