195845063 has 4 divisors (see below), whose sum is σ = 195896520. Its totient is φ = 195793608.

The previous prime is 195845059. The next prime is 195845071. The reversal of 195845063 is 360548591.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 195845063 - 2² = 195845059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 195845063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195845003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19520 + ... + 27797.

It is an arithmetic number, because the mean of its divisors is an integer number (48974130).

Almost surely, 2^195845063 is an apocalyptic number.

195845063 is a deficient number, since it is larger than the sum of its proper divisors (51457).

195845063 is an equidigital number, since it uses as much as digits as its factorization.

195845063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51456.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 195845063 is about 13994.4654417380. The cubic root of 195845063 is about 580.7254724913.

The spelling of 195845063 in words is "one hundred ninety-five million, eight hundred forty-five thousand, sixty-three".