200271009 has 4 divisors (see below), whose sum is σ = 267028016. Its totient is φ = 133514004.

The previous prime is 200271007. The next prime is 200271011. The reversal of 200271009 is 900172002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (200271007) and next prime (200271011).

It is not a de Polignac number, because 200271009 - 2¹ = 200271007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200271007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33378499 + ... + 33378504.

It is an arithmetic number, because the mean of its divisors is an integer number (66757004).

Almost surely, 2^200271009 is an apocalyptic number.

It is an amenable number.

200271009 is a deficient number, since it is larger than the sum of its proper divisors (66757007).

200271009 is an equidigital number, since it uses as much as digits as its factorization.

200271009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66757006.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 200271009 is about 14151.7139951315. The cubic root of 200271009 is about 585.0675734639.

The spelling of 200271009 in words is "two hundred million, two hundred seventy-one thousand, nine".