195133 has 4 divisors (see below), whose sum is σ = 197568. Its totient is φ = 192700.

The previous prime is 195131. The next prime is 195137. The reversal of 195133 is 331591.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195133 - 2¹ = 195131 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093 + ... + 1258.

It is an arithmetic number, because the mean of its divisors is an integer number (49392).

2¹⁹⁵¹³³ is an apocalyptic number.

It is an amenable number.

195133 is a deficient number, since it is larger than the sum of its proper divisors (2435).

195133 is an equidigital number, since it uses as much as digits as its factorization.

195133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434.

The product of its digits is 405, while the sum is 22.

The square root of 195133 is about 441.7386104927. The cubic root of 195133 is about 58.0020807815.

The spelling of 195133 in words is "one hundred ninety-five thousand, one hundred thirty-three".