13136867 has 2 divisors, whose sum is σ = 13136868. Its totient is φ = 13136866.

The previous prime is 13136863. The next prime is 13136873. The reversal of 13136867 is 76863131.

It is a weak prime.

It is an emirp because it is prime and its reverse (76863131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13136867 - 2² = 13136863 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13136863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6568433 + 6568434.

It is an arithmetic number, because the mean of its divisors is an integer number (6568434).

Almost surely, 2^13136867 is an apocalyptic number.

13136867 is a deficient number, since it is larger than the sum of its proper divisors (1).

13136867 is an equidigital number, since it uses as much as digits as its factorization.

13136867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 13136867 is about 3624.4816181076. The cubic root of 13136867 is about 235.9557695047.

Adding to 13136867 its reverse (76863131), we get a palindrome (89999998).

The spelling of 13136867 in words is "thirteen million, one hundred thirty-six thousand, eight hundred sixty-seven".