195836013 has 6 divisors (see below), whose sum is σ = 282874254. Its totient is φ = 130557336.

The previous prime is 195835993. The next prime is 195836029. The reversal of 195836013 is 310638591.

It is a happy number.

195836013 is a `hidden beast` number, since 1 + 9 + 583 + 60 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 189695529 + 6140484 = 13773^2 + 2478^2 .

It is not a de Polignac number, because 195836013 - 2¹⁷ = 195704941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195826013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10879770 + ... + 10879787.

It is an arithmetic number, because the mean of its divisors is an integer number (47145709).

Almost surely, 2^195836013 is an apocalyptic number.

It is an amenable number.

195836013 is a deficient number, since it is larger than the sum of its proper divisors (87038241).

195836013 is a wasteful number, since it uses less digits than its factorization.

195836013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21759563 (or 21759560 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 195836013 is about 13994.1420958914. The cubic root of 195836013 is about 580.7165272458.

The spelling of 195836013 in words is "one hundred ninety-five million, eight hundred thirty-six thousand, thirteen".