136771097 has 2 divisors, whose sum is σ = 136771098. Its totient is φ = 136771096.

The previous prime is 136771093. The next prime is 136771127. The reversal of 136771097 is 790177631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83466496 + 53304601 = 9136^2 + 7301^2 .

It is a cyclic number.

It is not a de Polignac number, because 136771097 - 2² = 136771093 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136771093) 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, 68385548 + 68385549.

It is an arithmetic number, because the mean of its divisors is an integer number (68385549).

Almost surely, 2^136771097 is an apocalyptic number.

It is an amenable number.

136771097 is a deficient number, since it is larger than the sum of its proper divisors (1).

136771097 is an equidigital number, since it uses as much as digits as its factorization.

136771097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55566, while the sum is 41.

The square root of 136771097 is about 11694.9175713213. The cubic root of 136771097 is about 515.2264024817.

The spelling of 136771097 in words is "one hundred thirty-six million, seven hundred seventy-one thousand, ninety-seven".