195275117 has 8 divisors (see below), whose sum is σ = 197598072. Its totient is φ = 192960000.

The previous prime is 195275089. The next prime is 195275147. The reversal of 195275117 is 711572591.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 156100036 + 39175081 = 12494^2 + 6259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 195275117 - 2⁶ = 195275053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195275147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59093 + ... + 62309.

It is an arithmetic number, because the mean of its divisors is an integer number (24699759).

Almost surely, 2^195275117 is an apocalyptic number.

It is an amenable number.

195275117 is a deficient number, since it is larger than the sum of its proper divisors (2322955).

195275117 is a wasteful number, since it uses less digits than its factorization.

195275117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919.

The product of its digits is 22050, while the sum is 38.

The square root of 195275117 is about 13974.0873405028. The cubic root of 195275117 is about 580.1615849830.

The spelling of 195275117 in words is "one hundred ninety-five million, two hundred seventy-five thousand, one hundred seventeen".