499519717 has 2 divisors, whose sum is σ = 499519718. Its totient is φ = 499519716.

The previous prime is 499519697. The next prime is 499519723. The reversal of 499519717 is 717915994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 493239681 + 6280036 = 22209^2 + 2506^2 .

It is a cyclic number.

It is not a de Polignac number, because 499519717 - 2¹⁹ = 498995429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499513717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249759858 + 249759859.

It is an arithmetic number, because the mean of its divisors is an integer number (249759859).

Almost surely, 2^499519717 is an apocalyptic number.

It is an amenable number.

499519717 is a deficient number, since it is larger than the sum of its proper divisors (1).

499519717 is an equidigital number, since it uses as much as digits as its factorization.

499519717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 52.

The square root of 499519717 is about 22349.9377404055. The cubic root of 499519717 is about 793.4463106567.

The spelling of 499519717 in words is "four hundred ninety-nine million, five hundred nineteen thousand, seven hundred seventeen".