136963 has 2 divisors, whose sum is σ = 136964.
Its totient is φ = 136962.
The previous prime is 136951. The next prime is 136973. The reversal of 136963 is 369631.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-136963 is a prime.
It is not a weakly prime, because it can be changed into another prime (136943) 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, 68481 + 68482.
It is an arithmetic number, because the mean of its divisors is an integer number (68482).
2136963 is an apocalyptic number.
136963 is a deficient number, since it is larger than the sum of its proper divisors (1).
136963 is an equidigital number, since it uses as much as digits as its factorization.
136963 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2916, while the sum is 28.
The square root of 136963 is about 370.0851253428.
The cubic root of 136963 is about 51.5467260596.
The spelling of 136963 in words is "one hundred thirty-six thousand, nine hundred sixty-three".