195473323 has 4 divisors (see below), whose sum is σ = 195635160. Its totient is φ = 195311488.

The previous prime is 195473309. The next prime is 195473351. The reversal of 195473323 is 323374591.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323374591 = 211 ⋅1532581.

It is a cyclic number.

It is not a de Polignac number, because 195473323 - 2¹³ = 195465131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195473623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79093 + ... + 81526.

It is an arithmetic number, because the mean of its divisors is an integer number (48908790).

Almost surely, 2^195473323 is an apocalyptic number.

195473323 is a deficient number, since it is larger than the sum of its proper divisors (161837).

195473323 is a wasteful number, since it uses less digits than its factorization.

195473323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161836.

The product of its digits is 68040, while the sum is 37.

The square root of 195473323 is about 13981.1774539915. The cubic root of 195473323 is about 580.3578083507.

The spelling of 195473323 in words is "one hundred ninety-five million, four hundred seventy-three thousand, three hundred twenty-three".