195608887 has 2 divisors, whose sum is σ = 195608888. Its totient is φ = 195608886.

The previous prime is 195608863. The next prime is 195608927. The reversal of 195608887 is 788806591.

195608887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 195608887 - 2¹⁹ = 195084599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195608837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97804443 + 97804444.

It is an arithmetic number, because the mean of its divisors is an integer number (97804444).

Almost surely, 2^195608887 is an apocalyptic number.

195608887 is a deficient number, since it is larger than the sum of its proper divisors (1).

195608887 is an equidigital number, since it uses as much as digits as its factorization.

195608887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 52.

The square root of 195608887 is about 13986.0247032529. The cubic root of 195608887 is about 580.4919399449.

The spelling of 195608887 in words is "one hundred ninety-five million, six hundred eight thousand, eight hundred eighty-seven".