200143109 has 2 divisors, whose sum is σ = 200143110. Its totient is φ = 200143108.

The previous prime is 200143087. The next prime is 200143121. The reversal of 200143109 is 901341002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169650625 + 30492484 = 13025^2 + 5522^2 .

It is a cyclic number.

It is not a de Polignac number, because 200143109 - 2¹² = 200139013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200143189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100071554 + 100071555.

It is an arithmetic number, because the mean of its divisors is an integer number (100071555).

Almost surely, 2^200143109 is an apocalyptic number.

It is an amenable number.

200143109 is a deficient number, since it is larger than the sum of its proper divisors (1).

200143109 is an equidigital number, since it uses as much as digits as its factorization.

200143109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 200143109 is about 14147.1943861672. The cubic root of 200143109 is about 584.9429988048.

The spelling of 200143109 in words is "two hundred million, one hundred forty-three thousand, one hundred nine".