195343 has 2 divisors, whose sum is σ = 195344. Its totient is φ = 195342.

The previous prime is 195341. The next prime is 195353. The reversal of 195343 is 343591.

It is a weak prime.

It is an emirp because it is prime and its reverse (343591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 195343 - 2¹ = 195341 is a prime.

Together with 195341, it forms a pair of twin primes.

It is a plaindrome in base 5.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97671 + 97672.

It is an arithmetic number, because the mean of its divisors is an integer number (97672).

2¹⁹⁵³⁴³ is an apocalyptic number.

195343 is a deficient number, since it is larger than the sum of its proper divisors (1).

195343 is an equidigital number, since it uses as much as digits as its factorization.

195343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 25.

The square root of 195343 is about 441.9762437055. The cubic root of 195343 is about 58.0228803901.

The spelling of 195343 in words is "one hundred ninety-five thousand, three hundred forty-three".