495940273 has 2 divisors, whose sum is σ = 495940274. Its totient is φ = 495940272.

The previous prime is 495940241. The next prime is 495940301. The reversal of 495940273 is 372049594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 471020209 + 24920064 = 21703^2 + 4992^2 .

It is a cyclic number.

It is not a de Polignac number, because 495940273 - 2⁵ = 495940241 is a prime.

It is not a weakly prime, because it can be changed into another prime (495940213) 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, 247970136 + 247970137.

It is an arithmetic number, because the mean of its divisors is an integer number (247970137).

Almost surely, 2^495940273 is an apocalyptic number.

It is an amenable number.

495940273 is a deficient number, since it is larger than the sum of its proper divisors (1).

495940273 is an equidigital number, since it uses as much as digits as its factorization.

495940273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 495940273 is about 22269.7165002162. The cubic root of 495940273 is about 791.5465474090.

The spelling of 495940273 in words is "four hundred ninety-five million, nine hundred forty thousand, two hundred seventy-three".