799543 has 2 divisors, whose sum is σ = 799544. Its totient is φ = 799542.

The previous prime is 799529. The next prime is 799553. The reversal of 799543 is 345997.

It is a strong prime.

It is an emirp because it is prime and its reverse (345997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 799543 - 2⁹ = 799031 is a prime.

It is a super-3 number, since 3×799543³ = 1533369183426468021, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (799523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399771 + 399772.

It is an arithmetic number, because the mean of its divisors is an integer number (399772).

2⁷⁹⁹⁵⁴³ is an apocalyptic number.

799543 is a deficient number, since it is larger than the sum of its proper divisors (1).

799543 is an equidigital number, since it uses as much as digits as its factorization.

799543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 37.

The square root of 799543 is about 894.1716837386. The cubic root of 799543 is about 92.8140965878.

The spelling of 799543 in words is "seven hundred ninety-nine thousand, five hundred forty-three".