136267697 has 2 divisors, whose sum is σ = 136267698. Its totient is φ = 136267696.

The previous prime is 136267693. The next prime is 136267727. The reversal of 136267697 is 796762631.

It is a happy number.

136267697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131423296 + 4844401 = 11464^2 + 2201^2 .

It is a cyclic number.

It is not a de Polignac number, because 136267697 - 2² = 136267693 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136267693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68133848 + 68133849.

It is an arithmetic number, because the mean of its divisors is an integer number (68133849).

Almost surely, 2^136267697 is an apocalyptic number.

It is an amenable number.

136267697 is a deficient number, since it is larger than the sum of its proper divisors (1).

136267697 is an equidigital number, since it uses as much as digits as its factorization.

136267697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 47.

The square root of 136267697 is about 11673.3755615075. The cubic root of 136267697 is about 514.5935108952.

The spelling of 136267697 in words is "one hundred thirty-six million, two hundred sixty-seven thousand, six hundred ninety-seven".