195427063 has 4 divisors (see below), whose sum is σ = 210459928. Its totient is φ = 180394200.

The previous prime is 195427049. The next prime is 195427073. The reversal of 195427063 is 360724591.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 195427063 - 2⁹ = 195426551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195427073) 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, 7516413 + ... + 7516438.

It is an arithmetic number, because the mean of its divisors is an integer number (52614982).

Almost surely, 2^195427063 is an apocalyptic number.

195427063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

195427063 is a deficient number, since it is larger than the sum of its proper divisors (15032865).

195427063 is a wasteful number, since it uses less digits than its factorization.

195427063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15032864.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 195427063 is about 13979.5229890007. The cubic root of 195427063 is about 580.3120229550.

The spelling of 195427063 in words is "one hundred ninety-five million, four hundred twenty-seven thousand, sixty-three".