395111 has 2 divisors, whose sum is σ = 395112. Its totient is φ = 395110.

The previous prime is 395107. The next prime is 395113. The reversal of 395111 is 111593.

It is a strong prime.

It is an emirp because it is prime and its reverse (111593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 395111 - 2² = 395107 is a prime.

It is a super-2 number, since 2×395111² = 312225404642, which contains 22 as substring.

Together with 395113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197555 + 197556.

It is an arithmetic number, because the mean of its divisors is an integer number (197556).

2³⁹⁵¹¹¹ is an apocalyptic number.

395111 is a deficient number, since it is larger than the sum of its proper divisors (1).

395111 is an equidigital number, since it uses as much as digits as its factorization.

395111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135, while the sum is 20.

The square root of 395111 is about 628.5785551544. The cubic root of 395111 is about 73.3792114208.

The spelling of 395111 in words is "three hundred ninety-five thousand, one hundred eleven".