499996313 has 2 divisors, whose sum is σ = 499996314. Its totient is φ = 499996312.

The previous prime is 499996309. The next prime is 499996339. The reversal of 499996313 is 313699994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 456805129 + 43191184 = 21373^2 + 6572^2 .

It is a cyclic number.

It is not a de Polignac number, because 499996313 - 2² = 499996309 is a prime.

It is not a weakly prime, because it can be changed into another prime (499996373) 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, 249998156 + 249998157.

It is an arithmetic number, because the mean of its divisors is an integer number (249998157).

Almost surely, 2^499996313 is an apocalyptic number.

It is an amenable number.

499996313 is a deficient number, since it is larger than the sum of its proper divisors (1).

499996313 is an equidigital number, since it uses as much as digits as its factorization.

499996313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1417176, while the sum is 53.

The square root of 499996313 is about 22360.5973310196. The cubic root of 499996313 is about 793.6985750634.

The spelling of 499996313 in words is "four hundred ninety-nine million, nine hundred ninety-six thousand, three hundred thirteen".