136777 has 2 divisors, whose sum is σ = 136778.
Its totient is φ = 136776.
The previous prime is 136769. The next prime is 136811. The reversal of 136777 is 777631.
It can be divided in two parts, 1367 and 77, that added together give a square (1444 = 382).
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 69696 + 67081 = 264^2 + 259^2
It is a cyclic number.
It is not a de Polignac number, because 136777 - 23 = 136769 is a prime.
It is a plaindrome in base 10 and base 14.
It is not a weakly prime, because it can be changed into another prime (136727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68388 + 68389.
It is an arithmetic number, because the mean of its divisors is an integer number (68389).
2136777 is an apocalyptic number.
It is an amenable number.
136777 is a deficient number, since it is larger than the sum of its proper divisors (1).
136777 is an equidigital number, since it uses as much as digits as its factorization.
136777 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6174, while the sum is 31.
The square root of 136777 is about 369.8337464321.
The cubic root of 136777 is about 51.5233814715.
The spelling of 136777 in words is "one hundred thirty-six thousand, seven hundred seventy-seven".