2005009099 has 2 divisors, whose sum is σ = 2005009100. Its totient is φ = 2005009098.

The previous prime is 2005009093. The next prime is 2005009129. The reversal of 2005009099 is 9909005002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2005009099 - 2³ = 2005009091 is a prime.

It is a super-2 number, since 2×2005009099² = 8040122974145583602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2005009091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002504549 + 1002504550.

It is an arithmetic number, because the mean of its divisors is an integer number (1002504550).

Almost surely, 2^2005009099 is an apocalyptic number.

2005009099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005009099 is an equidigital number, since it uses as much as digits as its factorization.

2005009099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 2005009099 is about 44777.3279573491. The cubic root of 2005009099 is about 1260.9720178607.

The spelling of 2005009099 in words is "two billion, five million, nine thousand, ninety-nine".