499749163 has 2 divisors, whose sum is σ = 499749164. Its totient is φ = 499749162.

The previous prime is 499749161. The next prime is 499749169. The reversal of 499749163 is 361947994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499749163 - 2¹ = 499749161 is a prime.

Together with 499749161, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 499749163.

It is not a weakly prime, because it can be changed into another prime (499749161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249874581 + 249874582.

It is an arithmetic number, because the mean of its divisors is an integer number (249874582).

Almost surely, 2^499749163 is an apocalyptic number.

499749163 is a deficient number, since it is larger than the sum of its proper divisors (1).

499749163 is an equidigital number, since it uses as much as digits as its factorization.

499749163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 52.

The square root of 499749163 is about 22355.0701855306. The cubic root of 499749163 is about 793.5677774769.

The spelling of 499749163 in words is "four hundred ninety-nine million, seven hundred forty-nine thousand, one hundred sixty-three".