195000381111 has 8 divisors (see below), whose sum is σ = 263662487424. Its totient is φ = 128169264440.

The previous prime is 195000381077. The next prime is 195000381119. The reversal of 195000381111 is 111183000591.

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 195000381111 - 2¹⁵ = 195000348343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195000381119) 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, 457747161 + ... + 457747586.

It is an arithmetic number, because the mean of its divisors is an integer number (32957810928).

Almost surely, 2^195000381111 is an apocalyptic number.

195000381111 is a deficient number, since it is larger than the sum of its proper divisors (68662106313).

195000381111 is an equidigital number, since it uses as much as digits as its factorization.

195000381111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915494821.

The product of its (nonzero) digits is 1080, while the sum is 30.

The spelling of 195000381111 in words is "one hundred ninety-five billion, three hundred eighty-one thousand, one hundred eleven".