499717511 has 2 divisors, whose sum is σ = 499717512. Its totient is φ = 499717510.

The previous prime is 499717487. The next prime is 499717513. The reversal of 499717511 is 115717994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499717511 - 2¹⁴ = 499701127 is a prime.

Together with 499717513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499717513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249858755 + 249858756.

It is an arithmetic number, because the mean of its divisors is an integer number (249858756).

Almost surely, 2^499717511 is an apocalyptic number.

499717511 is a deficient number, since it is larger than the sum of its proper divisors (1).

499717511 is an equidigital number, since it uses as much as digits as its factorization.

499717511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 44.

The square root of 499717511 is about 22354.3622364853. The cubic root of 499717511 is about 793.5510233801.

The spelling of 499717511 in words is "four hundred ninety-nine million, seven hundred seventeen thousand, five hundred eleven".