395725163 has 2 divisors, whose sum is σ = 395725164. Its totient is φ = 395725162.

The previous prime is 395725147. The next prime is 395725207. The reversal of 395725163 is 361527593.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395725163 - 2⁴ = 395725147 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 395725163.

It is not a weakly prime, because it can be changed into another prime (395725063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197862581 + 197862582.

It is an arithmetic number, because the mean of its divisors is an integer number (197862582).

Almost surely, 2^395725163 is an apocalyptic number.

395725163 is a deficient number, since it is larger than the sum of its proper divisors (1).

395725163 is an equidigital number, since it uses as much as digits as its factorization.

395725163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 41.

The square root of 395725163 is about 19892.8420040979. The cubic root of 395725163 is about 734.1721210586.

The spelling of 395725163 in words is "three hundred ninety-five million, seven hundred twenty-five thousand, one hundred sixty-three".