500340149 has 2 divisors, whose sum is σ = 500340150. Its totient is φ = 500340148.

The previous prime is 500340143. The next prime is 500340187. The reversal of 500340149 is 941043005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397723249 + 102616900 = 19943^2 + 10130^2 .

It is a cyclic number.

It is not a de Polignac number, because 500340149 - 2⁴ = 500340133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500340143) 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 as a sum of consecutive naturals, namely, 250170074 + 250170075.

It is an arithmetic number, because the mean of its divisors is an integer number (250170075).

Almost surely, 2^500340149 is an apocalyptic number.

It is an amenable number.

500340149 is a deficient number, since it is larger than the sum of its proper divisors (1).

500340149 is an equidigital number, since it uses as much as digits as its factorization.

500340149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 500340149 is about 22368.2844447222. The cubic root of 500340149 is about 793.8804694787.

The spelling of 500340149 in words is "five hundred million, three hundred forty thousand, one hundred forty-nine".