195879713 has 4 divisors (see below), whose sum is σ = 196254768. Its totient is φ = 195504660.

The previous prime is 195879709. The next prime is 195879727. The reversal of 195879713 is 317978591.

195879713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195879713 - 2² = 195879709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (195879743) 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, 186743 + ... + 187788.

It is an arithmetic number, because the mean of its divisors is an integer number (49063692).

Almost surely, 2^195879713 is an apocalyptic number.

It is an amenable number.

195879713 is a deficient number, since it is larger than the sum of its proper divisors (375055).

195879713 is an equidigital number, since it uses as much as digits as its factorization.

195879713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375054.

The product of its digits is 476280, while the sum is 50.

The square root of 195879713 is about 13995.7033763938. The cubic root of 195879713 is about 580.7597188673.

The spelling of 195879713 in words is "one hundred ninety-five million, eight hundred seventy-nine thousand, seven hundred thirteen".