195140195 has 32 divisors (see below), whose sum is σ = 258785280. Its totient is φ = 140613120.

The previous prime is 195140137. The next prime is 195140207. The reversal of 195140195 is 591041591.

195140195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-195140195 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 271046 + ... + 271764.

It is an arithmetic number, because the mean of its divisors is an integer number (8087040).

Almost surely, 2^195140195 is an apocalyptic number.

195140195 is a deficient number, since it is larger than the sum of its proper divisors (63645085).

195140195 is a wasteful number, since it uses less digits than its factorization.

195140195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875.

The product of its (nonzero) digits is 8100, while the sum is 35.

The square root of 195140195 is about 13969.2589280892. The cubic root of 195140195 is about 580.0279366250.

The spelling of 195140195 in words is "one hundred ninety-five million, one hundred forty thousand, one hundred ninety-five".