495318679 has 2 divisors, whose sum is σ = 495318680. Its totient is φ = 495318678.

The previous prime is 495318673. The next prime is 495318689. The reversal of 495318679 is 976813594.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 495318679 - 2³ = 495318671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495318671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247659339 + 247659340.

It is an arithmetic number, because the mean of its divisors is an integer number (247659340).

Almost surely, 2^495318679 is an apocalyptic number.

495318679 is a deficient number, since it is larger than the sum of its proper divisors (1).

495318679 is an equidigital number, since it uses as much as digits as its factorization.

495318679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 52.

The square root of 495318679 is about 22255.7560869093. The cubic root of 495318679 is about 791.2157103338.

It can be divided in two parts, 4953 and 18679, that added together give a palindrome (23632).

The spelling of 495318679 in words is "four hundred ninety-five million, three hundred eighteen thousand, six hundred seventy-nine".