13918067 has 2 divisors, whose sum is σ = 13918068. Its totient is φ = 13918066.

The previous prime is 13918061. The next prime is 13918109. The reversal of 13918067 is 76081931.

It is a weak prime.

It is an emirp because it is prime and its reverse (76081931) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13918067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13918061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6959033 + 6959034.

It is an arithmetic number, because the mean of its divisors is an integer number (6959034).

Almost surely, 2^13918067 is an apocalyptic number.

13918067 is a deficient number, since it is larger than the sum of its proper divisors (1).

13918067 is an equidigital number, since it uses as much as digits as its factorization.

13918067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 13918067 is about 3730.6925630505. The cubic root of 13918067 is about 240.5431391186.

Adding to 13918067 its reverse (76081931), we get a palindrome (89999998).

The spelling of 13918067 in words is "thirteen million, nine hundred eighteen thousand, sixty-seven".