512405099 has 2 divisors, whose sum is σ = 512405100. Its totient is φ = 512405098.

The previous prime is 512405093. The next prime is 512405111. The reversal of 512405099 is 990504215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 512405099 - 2⁸ = 512404843 is a prime.

It is not a weakly prime, because it can be changed into another prime (512405093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256202549 + 256202550.

It is an arithmetic number, because the mean of its divisors is an integer number (256202550).

Almost surely, 2^512405099 is an apocalyptic number.

512405099 is a deficient number, since it is larger than the sum of its proper divisors (1).

512405099 is an equidigital number, since it uses as much as digits as its factorization.

512405099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 512405099 is about 22636.3667358523. The cubic root of 512405099 is about 800.2109334415.

The spelling of 512405099 in words is "five hundred twelve million, four hundred five thousand, ninety-nine".