136943 has 2 divisors, whose sum is σ = 136944. Its totient is φ = 136942.

The previous prime is 136897. The next prime is 136949. The reversal of 136943 is 349631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136943 - 2⁶ = 136879 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 136943.

It is not a weakly prime, because it can be changed into another prime (136949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68471 + 68472.

It is an arithmetic number, because the mean of its divisors is an integer number (68472).

2¹³⁶⁹⁴³ is an apocalyptic number.

136943 is a deficient number, since it is larger than the sum of its proper divisors (1).

136943 is an equidigital number, since it uses as much as digits as its factorization.

136943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 26.

The square root of 136943 is about 370.0581035459. The cubic root of 136943 is about 51.5442169033.

The spelling of 136943 in words is "one hundred thirty-six thousand, nine hundred forty-three".