500705197 has 2 divisors, whose sum is σ = 500705198. Its totient is φ = 500705196.

The previous prime is 500705171. The next prime is 500705207. The reversal of 500705197 is 791507005.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 491908041 + 8797156 = 22179^2 + 2966^2 .

It is a cyclic number.

It is not a de Polignac number, because 500705197 - 2⁷ = 500705069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500705167) 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, 250352598 + 250352599.

It is an arithmetic number, because the mean of its divisors is an integer number (250352599).

Almost surely, 2^500705197 is an apocalyptic number.

It is an amenable number.

500705197 is a deficient number, since it is larger than the sum of its proper divisors (1).

500705197 is an equidigital number, since it uses as much as digits as its factorization.

500705197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11025, while the sum is 34.

The square root of 500705197 is about 22376.4429031962. The cubic root of 500705197 is about 794.0734941815.

The spelling of 500705197 in words is "five hundred million, seven hundred five thousand, one hundred ninety-seven".