495905177 has 2 divisors, whose sum is σ = 495905178. Its totient is φ = 495905176.

The previous prime is 495905161. The next prime is 495905219. The reversal of 495905177 is 771509594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476156041 + 19749136 = 21821^2 + 4444^2 .

It is a cyclic number.

It is not a de Polignac number, because 495905177 - 2⁴ = 495905161 is a prime.

It is not a weakly prime, because it can be changed into another prime (495905107) 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, 247952588 + 247952589.

It is an arithmetic number, because the mean of its divisors is an integer number (247952589).

Almost surely, 2^495905177 is an apocalyptic number.

It is an amenable number.

495905177 is a deficient number, since it is larger than the sum of its proper divisors (1).

495905177 is an equidigital number, since it uses as much as digits as its factorization.

495905177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 396900, while the sum is 47.

The square root of 495905177 is about 22268.9285103707. The cubic root of 495905177 is about 791.5278752863.

The spelling of 495905177 in words is "four hundred ninety-five million, nine hundred five thousand, one hundred seventy-seven".