495646523 has 2 divisors, whose sum is σ = 495646524. Its totient is φ = 495646522.

The previous prime is 495646519. The next prime is 495646531. The reversal of 495646523 is 325646594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 495646523 - 2² = 495646519 is a prime.

It is not a weakly prime, because it can be changed into another prime (495642523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247823261 + 247823262.

It is an arithmetic number, because the mean of its divisors is an integer number (247823262).

Almost surely, 2^495646523 is an apocalyptic number.

495646523 is a deficient number, since it is larger than the sum of its proper divisors (1).

495646523 is an equidigital number, since it uses as much as digits as its factorization.

495646523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 44.

The square root of 495646523 is about 22263.1202440269. The cubic root of 495646523 is about 791.3902364355.

The spelling of 495646523 in words is "four hundred ninety-five million, six hundred forty-six thousand, five hundred twenty-three".