195323313 has 16 divisors (see below), whose sum is σ = 266182400. Its totient is φ = 127370880.

The previous prime is 195323311. The next prime is 195323339. The reversal of 195323313 is 313323591.

195323313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 195323313 - 2¹ = 195323311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195323311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22053 + ... + 29613.

It is an arithmetic number, because the mean of its divisors is an integer number (16636400).

Almost surely, 2^195323313 is an apocalyptic number.

It is an amenable number.

195323313 is a deficient number, since it is larger than the sum of its proper divisors (70859087).

195323313 is a wasteful number, since it uses less digits than its factorization.

195323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752.

The product of its digits is 7290, while the sum is 30.

The square root of 195323313 is about 13975.8117116681. The cubic root of 195323313 is about 580.2093110974.

The spelling of 195323313 in words is "one hundred ninety-five million, three hundred twenty-three thousand, three hundred thirteen".