13347967 has 2 divisors, whose sum is σ = 13347968. Its totient is φ = 13347966.

The previous prime is 13347923. The next prime is 13347991. The reversal of 13347967 is 76974331.

13347967 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13347967 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13347067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6673983 + 6673984.

It is an arithmetic number, because the mean of its divisors is an integer number (6673984).

Almost surely, 2^13347967 is an apocalyptic number.

13347967 is a deficient number, since it is larger than the sum of its proper divisors (1).

13347967 is an equidigital number, since it uses as much as digits as its factorization.

13347967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 40.

The square root of 13347967 is about 3653.4869645313. The cubic root of 13347967 is about 237.2129392333.

The spelling of 13347967 in words is "thirteen million, three hundred forty-seven thousand, nine hundred sixty-seven".