500200109 has 2 divisors, whose sum is σ = 500200110. Its totient is φ = 500200108.

The previous prime is 500200093. The next prime is 500200193. The reversal of 500200109 is 901002005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 350064100 + 150136009 = 18710^2 + 12253^2 .

It is a cyclic number.

It is not a de Polignac number, because 500200109 - 2⁴ = 500200093 is a prime.

It is a super-2 number, since 2×500200109² = 500400298087223762, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500200009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250100054 + 250100055.

It is an arithmetic number, because the mean of its divisors is an integer number (250100055).

Almost surely, 2^500200109 is an apocalyptic number.

It is an amenable number.

500200109 is a deficient number, since it is larger than the sum of its proper divisors (1).

500200109 is an equidigital number, since it uses as much as digits as its factorization.

500200109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 500200109 is about 22365.1539006554. The cubic root of 500200109 is about 793.8063962740.

The spelling of 500200109 in words is "five hundred million, two hundred thousand, one hundred nine".