499389563 has 2 divisors, whose sum is σ = 499389564. Its totient is φ = 499389562.

The previous prime is 499389557. The next prime is 499389577. The reversal of 499389563 is 365983994.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499389563 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 499389499 and 499389508.

It is not a weakly prime, because it can be changed into another prime (499389763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249694781 + 249694782.

It is an arithmetic number, because the mean of its divisors is an integer number (249694782).

Almost surely, 2^499389563 is an apocalyptic number.

499389563 is a deficient number, since it is larger than the sum of its proper divisors (1).

499389563 is an equidigital number, since it uses as much as digits as its factorization.

499389563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6298560, while the sum is 56.

The square root of 499389563 is about 22347.0258200057. The cubic root of 499389563 is about 793.3773916677.

The spelling of 499389563 in words is "four hundred ninety-nine million, three hundred eighty-nine thousand, five hundred sixty-three".