194963 has 2 divisors, whose sum is σ = 194964. Its totient is φ = 194962.

The previous prime is 194933. The next prime is 194977. The reversal of 194963 is 369491.

It is a strong prime.

It is an emirp because it is prime and its reverse (369491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 194963 - 2⁶ = 194899 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (194933) 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, 97481 + 97482.

It is an arithmetic number, because the mean of its divisors is an integer number (97482).

2¹⁹⁴⁹⁶³ is an apocalyptic number.

194963 is a deficient number, since it is larger than the sum of its proper divisors (1).

194963 is an equidigital number, since it uses as much as digits as its factorization.

194963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 32.

The square root of 194963 is about 441.5461470786. The cubic root of 194963 is about 57.9852320705.

The spelling of 194963 in words is "one hundred ninety-four thousand, nine hundred sixty-three".