79028843 has 2 divisors, whose sum is σ = 79028844. Its totient is φ = 79028842.

The previous prime is 79028821. The next prime is 79028849. The reversal of 79028843 is 34882097.

It is a strong prime.

It is an emirp because it is prime and its reverse (34882097) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79028843 - 2²⁰ = 77980267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79028843.

It is not a weakly prime, because it can be changed into another prime (79028849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39514421 + 39514422.

It is an arithmetic number, because the mean of its divisors is an integer number (39514422).

Almost surely, 2^79028843 is an apocalyptic number.

79028843 is a deficient number, since it is larger than the sum of its proper divisors (1).

79028843 is an equidigital number, since it uses as much as digits as its factorization.

79028843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 79028843 is about 8889.8168147606. The cubic root of 79028843 is about 429.1362560578.

The spelling of 79028843 in words is "seventy-nine million, twenty-eight thousand, eight hundred forty-three".