197423 has 2 divisors, whose sum is σ = 197424. Its totient is φ = 197422.

The previous prime is 197419. The next prime is 197441. The reversal of 197423 is 324791.

197423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (324791) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 197423 - 2² = 197419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197392 and 197401.

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 197423.

It is not a weakly prime, because it can be changed into another prime (197453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98711 + 98712.

It is an arithmetic number, because the mean of its divisors is an integer number (98712).

2¹⁹⁷⁴²³ is an apocalyptic number.

197423 is a deficient number, since it is larger than the sum of its proper divisors (1).

197423 is an equidigital number, since it uses as much as digits as its factorization.

197423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 26.

The square root of 197423 is about 444.3230806519. The cubic root of 197423 is about 58.2280950627.

The spelling of 197423 in words is "one hundred ninety-seven thousand, four hundred twenty-three".