395545043 has 2 divisors, whose sum is σ = 395545044. Its totient is φ = 395545042.

The previous prime is 395545037. The next prime is 395545057. The reversal of 395545043 is 340545593.

It is a weak prime.

It is an emirp because it is prime and its reverse (340545593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 395545043 - 2⁶ = 395544979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 395544988 and 395545006.

It is not a weakly prime, because it can be changed into another prime (395545013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197772521 + 197772522.

It is an arithmetic number, because the mean of its divisors is an integer number (197772522).

Almost surely, 2^395545043 is an apocalyptic number.

395545043 is a deficient number, since it is larger than the sum of its proper divisors (1).

395545043 is an equidigital number, since it uses as much as digits as its factorization.

395545043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 395545043 is about 19888.3142322320. The cubic root of 395545043 is about 734.0607144871.

The spelling of 395545043 in words is "three hundred ninety-five million, five hundred forty-five thousand, forty-three".