499213259 has 2 divisors, whose sum is σ = 499213260. Its totient is φ = 499213258.

The previous prime is 499213249. The next prime is 499213261. The reversal of 499213259 is 952312994.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499213259 is a prime.

It is a super-2 number, since 2×499213259² = 498427755922802162, which contains 22 as substring.

Together with 499213261, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (499213249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249606629 + 249606630.

It is an arithmetic number, because the mean of its divisors is an integer number (249606630).

Almost surely, 2^499213259 is an apocalyptic number.

499213259 is a deficient number, since it is larger than the sum of its proper divisors (1).

499213259 is an equidigital number, since it uses as much as digits as its factorization.

499213259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 499213259 is about 22343.0807857824. The cubic root of 499213259 is about 793.2840162871.

The spelling of 499213259 in words is "four hundred ninety-nine million, two hundred thirteen thousand, two hundred fifty-nine".