195312967 has 2 divisors, whose sum is σ = 195312968. Its totient is φ = 195312966.

The previous prime is 195312961. The next prime is 195312979. The reversal of 195312967 is 769213591.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 195312967 - 2³ = 195312959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195312961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97656483 + 97656484.

It is an arithmetic number, because the mean of its divisors is an integer number (97656484).

Almost surely, 2^195312967 is an apocalyptic number.

195312967 is a deficient number, since it is larger than the sum of its proper divisors (1).

195312967 is an equidigital number, since it uses as much as digits as its factorization.

195312967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 43.

The square root of 195312967 is about 13975.4415672636. The cubic root of 195312967 is about 580.1990666273.

The spelling of 195312967 in words is "one hundred ninety-five million, three hundred twelve thousand, nine hundred sixty-seven".