200071 has 4 divisors (see below), whose sum is σ = 207000. Its totient is φ = 193144.

The previous prime is 200063. The next prime is 200087. The reversal of 200071 is 170002.

200071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 200071 - 2³ = 200063 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 (200041) 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, 3421 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (51750).

2²⁰⁰⁰⁷¹ is an apocalyptic number.

200071 is a deficient number, since it is larger than the sum of its proper divisors (6929).

200071 is an equidigital number, since it uses as much as digits as its factorization.

200071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6928.

The product of its (nonzero) digits is 14, while the sum is 10.

The square root of 200071 is about 447.2929688694. The cubic root of 200071 is about 58.4872741208.

Adding to 200071 its reverse (170002), we get a palindrome (370073).

The spelling of 200071 in words is "two hundred thousand, seventy-one", and thus it is an iban number.