805755079 has 2 divisors, whose sum is σ = 805755080. Its totient is φ = 805755078.

The previous prime is 805755043. The next prime is 805755107. The reversal of 805755079 is 970557508.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 805755079 - 2⁹ = 805754567 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (805755029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402877539 + 402877540.

It is an arithmetic number, because the mean of its divisors is an integer number (402877540).

Almost surely, 2^805755079 is an apocalyptic number.

805755079 is a deficient number, since it is larger than the sum of its proper divisors (1).

805755079 is an equidigital number, since it uses as much as digits as its factorization.

805755079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 441000, while the sum is 46.

The square root of 805755079 is about 28385.8253182817. The cubic root of 805755079 is about 930.5385091786.

It can be divided in two parts, 8057 and 55079, that added together give a palindrome (63136).

The spelling of 805755079 in words is "eight hundred five million, seven hundred fifty-five thousand, seventy-nine".