13434679 has 2 divisors, whose sum is σ = 13434680. Its totient is φ = 13434678.

The previous prime is 13434671. The next prime is 13434697. The reversal of 13434679 is 97643431.

Together with next prime (13434697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (97643431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13434679 - 2³ = 13434671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13434671) 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, 6717339 + 6717340.

It is an arithmetic number, because the mean of its divisors is an integer number (6717340).

Almost surely, 2^13434679 is an apocalyptic number.

13434679 is a deficient number, since it is larger than the sum of its proper divisors (1).

13434679 is an equidigital number, since it uses as much as digits as its factorization.

13434679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 13434679 is about 3665.3347732506. The cubic root of 13434679 is about 237.7254973729.

The spelling of 13434679 in words is "thirteen million, four hundred thirty-four thousand, six hundred seventy-nine".