512199799 has 2 divisors, whose sum is σ = 512199800. Its totient is φ = 512199798.

The previous prime is 512199781. The next prime is 512199847. The reversal of 512199799 is 997991215.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 512199799 - 2⁵ = 512199767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512199199) 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, 256099899 + 256099900.

It is an arithmetic number, because the mean of its divisors is an integer number (256099900).

Almost surely, 2^512199799 is an apocalyptic number.

512199799 is a deficient number, since it is larger than the sum of its proper divisors (1).

512199799 is an equidigital number, since it uses as much as digits as its factorization.

512199799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 52.

The square root of 512199799 is about 22631.8315432048. The cubic root of 512199799 is about 800.1040484460.

The spelling of 512199799 in words is "five hundred twelve million, one hundred ninety-nine thousand, seven hundred ninety-nine".