195043 has 2 divisors, whose sum is σ = 195044. Its totient is φ = 195042.

The previous prime is 195029. The next prime is 195047. The reversal of 195043 is 340591.

It is a strong prime.

It is an emirp because it is prime and its reverse (340591) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195043 is a prime.

It is not a weakly prime, because it can be changed into another prime (195047) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97521 + 97522.

It is an arithmetic number, because the mean of its divisors is an integer number (97522).

2¹⁹⁵⁰⁴³ is an apocalyptic number.

195043 is a deficient number, since it is larger than the sum of its proper divisors (1).

195043 is an equidigital number, since it uses as much as digits as its factorization.

195043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 195043 is about 441.6367285451. The cubic root of 195043 is about 57.9931620952.

The spelling of 195043 in words is "one hundred ninety-five thousand, forty-three".