194123 has 8 divisors (see below), whose sum is σ = 216720. Its totient is φ = 172800.

The previous prime is 194119. The next prime is 194141. The reversal of 194123 is 321491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 194123 - 2² = 194119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 194095 and 194104.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 194123.

It is not an unprimeable number, because it can be changed into a prime (194113) 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 in 7 ways as a sum of consecutive naturals, for example, 23 + ... + 623.

It is an arithmetic number, because the mean of its divisors is an integer number (27090).

2¹⁹⁴¹²³ is an apocalyptic number.

194123 is a deficient number, since it is larger than the sum of its proper divisors (22597).

194123 is a wasteful number, since it uses less digits than its factorization.

194123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637.

The product of its digits is 216, while the sum is 20.

The square root of 194123 is about 440.5939173434. The cubic root of 194123 is about 57.9018355367.

The spelling of 194123 in words is "one hundred ninety-four thousand, one hundred twenty-three".