499800071 has 2 divisors, whose sum is σ = 499800072. Its totient is φ = 499800070.

The previous prime is 499800029. The next prime is 499800079. The reversal of 499800071 is 170008994.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499800071 is a prime.

It is a super-2 number, since 2×499800071² = 499600221943210082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 499799998 and 499800034.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499800079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249900035 + 249900036.

It is an arithmetic number, because the mean of its divisors is an integer number (249900036).

Almost surely, 2^499800071 is an apocalyptic number.

499800071 is a deficient number, since it is larger than the sum of its proper divisors (1).

499800071 is an equidigital number, since it uses as much as digits as its factorization.

499800071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 499800071 is about 22356.2087796657. The cubic root of 499800071 is about 793.5947227124.

The spelling of 499800071 in words is "four hundred ninety-nine million, eight hundred thousand, seventy-one".