195013 has 8 divisors (see below), whose sum is σ = 240128. Its totient is φ = 154224.

The previous prime is 194989. The next prime is 195023. The reversal of 195013 is 310591.

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

It is not a de Polignac number, because 195013 - 2⁵ = 194981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981 + ... + 1162.

It is an arithmetic number, because the mean of its divisors is an integer number (30016).

2¹⁹⁵⁰¹³ is an apocalyptic number.

195013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

195013 is a deficient number, since it is larger than the sum of its proper divisors (45115).

195013 is a wasteful number, since it uses less digits than its factorization.

195013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 195013 is about 441.6027626725. The cubic root of 195013 is about 57.9901885901.

The spelling of 195013 in words is "one hundred ninety-five thousand, thirteen".