195240347 has 2 divisors, whose sum is σ = 195240348. Its totient is φ = 195240346.

The previous prime is 195240341. The next prime is 195240389. The reversal of 195240347 is 743042591.

195240347 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 a de Polignac number, because none of the positive numbers 2^k-195240347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (195240341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97620173 + 97620174.

It is an arithmetic number, because the mean of its divisors is an integer number (97620174).

Almost surely, 2^195240347 is an apocalyptic number.

195240347 is a deficient number, since it is larger than the sum of its proper divisors (1).

195240347 is an equidigital number, since it uses as much as digits as its factorization.

195240347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 195240347 is about 13972.8431967155. The cubic root of 195240347 is about 580.1271490959.

The spelling of 195240347 in words is "one hundred ninety-five million, two hundred forty thousand, three hundred forty-seven".