195107 has 4 divisors (see below), whose sum is σ = 212856. Its totient is φ = 177360.

The previous prime is 195103. The next prime is 195121. The reversal of 195107 is 701591.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 701591 = 11 ⋅63781.

It is a cyclic number.

It is not a de Polignac number, because 195107 - 2² = 195103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195103) 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, 8858 + ... + 8879.

It is an arithmetic number, because the mean of its divisors is an integer number (53214).

2¹⁹⁵¹⁰⁷ is an apocalyptic number.

195107 is a deficient number, since it is larger than the sum of its proper divisors (17749).

195107 is a wasteful number, since it uses less digits than its factorization.

195107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17748.

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 195107 is about 441.7091803438. The cubic root of 195107 is about 57.9995045538. Note that the first 3 decimals are identical.

Adding to 195107 its reverse (701591), we get a palindrome (896698).

The spelling of 195107 in words is "one hundred ninety-five thousand, one hundred seven".