518099 has 2 divisors, whose sum is σ = 518100. Its totient is φ = 518098.

The previous prime is 518083. The next prime is 518101. The reversal of 518099 is 990815.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 518099 - 2⁴ = 518083 is a prime.

Together with 518101, 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 (518059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259049 + 259050.

It is an arithmetic number, because the mean of its divisors is an integer number (259050).

2⁵¹⁸⁰⁹⁹ is an apocalyptic number.

518099 is a deficient number, since it is larger than the sum of its proper divisors (1).

518099 is an equidigital number, since it uses as much as digits as its factorization.

518099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 518099 is about 719.7909418713. The cubic root of 518099 is about 80.3164032128.

The spelling of 518099 in words is "five hundred eighteen thousand, ninety-nine".