195286207 has 2 divisors, whose sum is σ = 195286208. Its totient is φ = 195286206.

The previous prime is 195286171. The next prime is 195286219. The reversal of 195286207 is 702682591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195286207 - 2²⁷ = 61068479 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 195286207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195296207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97643103 + 97643104.

It is an arithmetic number, because the mean of its divisors is an integer number (97643104).

Almost surely, 2^195286207 is an apocalyptic number.

195286207 is a deficient number, since it is larger than the sum of its proper divisors (1).

195286207 is an equidigital number, since it uses as much as digits as its factorization.

195286207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 195286207 is about 13974.4841407474. The cubic root of 195286207 is about 580.1725675569.

The spelling of 195286207 in words is "one hundred ninety-five million, two hundred eighty-six thousand, two hundred seven".