195313012 has 24 divisors (see below), whose sum is σ = 357598080. Its totient is φ = 93243840.

The previous prime is 195312979. The next prime is 195313031. The reversal of 195313012 is 210313591.

It is a sliding number, since 195313012 = 512 + 195312500 and 1/512 + 1/195312500 = 0.00195313012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4962 + ... + 20377.

It is an arithmetic number, because the mean of its divisors is an integer number (14899920).

Almost surely, 2^195313012 is an apocalyptic number.

It is an amenable number.

195313012 is a deficient number, since it is larger than the sum of its proper divisors (162285068).

195313012 is a wasteful number, since it uses less digits than its factorization.

195313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25431 (or 25429 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 195313012 is about 13975.4431772306. The cubic root of 195313012 is about 580.1991111864.

The spelling of 195313012 in words is "one hundred ninety-five million, three hundred thirteen thousand, twelve".