499746913 has 2 divisors, whose sum is σ = 499746914. Its totient is φ = 499746912.

The previous prime is 499746887. The next prime is 499746931. The reversal of 499746913 is 319647994.

Together with next prime (499746931) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 410953984 + 88792929 = 20272^2 + 9423^2 .

It is a cyclic number.

It is not a de Polignac number, because 499746913 - 2⁵ = 499746881 is a prime.

It is not a weakly prime, because it can be changed into another prime (499746983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249873456 + 249873457.

It is an arithmetic number, because the mean of its divisors is an integer number (249873457).

Almost surely, 2^499746913 is an apocalyptic number.

It is an amenable number.

499746913 is a deficient number, since it is larger than the sum of its proper divisors (1).

499746913 is an equidigital number, since it uses as much as digits as its factorization.

499746913 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 499746913 is about 22355.0198613197. The cubic root of 499746913 is about 793.5665865260.

The spelling of 499746913 in words is "four hundred ninety-nine million, seven hundred forty-six thousand, nine hundred thirteen".