136967807 has 2 divisors, whose sum is σ = 136967808. Its totient is φ = 136967806.

The previous prime is 136967801. The next prime is 136967837. The reversal of 136967807 is 708769631.

It is a weak prime.

It is an emirp because it is prime and its reverse (708769631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136967807 - 2⁴ = 136967791 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 (136967801) 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, 68483903 + 68483904.

It is an arithmetic number, because the mean of its divisors is an integer number (68483904).

Almost surely, 2^136967807 is an apocalyptic number.

136967807 is a deficient number, since it is larger than the sum of its proper divisors (1).

136967807 is an equidigital number, since it uses as much as digits as its factorization.

136967807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 136967807 is about 11703.3246131174. The cubic root of 136967807 is about 515.4732909885.

The spelling of 136967807 in words is "one hundred thirty-six million, nine hundred sixty-seven thousand, eight hundred seven".