805165363 has 2 divisors, whose sum is σ = 805165364. Its totient is φ = 805165362.

The previous prime is 805165351. The next prime is 805165369. The reversal of 805165363 is 363561508.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 805165363 - 2⁹ = 805164851 is a prime.

It is not a weakly prime, because it can be changed into another prime (805165369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402582681 + 402582682.

It is an arithmetic number, because the mean of its divisors is an integer number (402582682).

Almost surely, 2^805165363 is an apocalyptic number.

805165363 is a deficient number, since it is larger than the sum of its proper divisors (1).

805165363 is an equidigital number, since it uses as much as digits as its factorization.

805165363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 805165363 is about 28375.4359085460. The cubic root of 805165363 is about 930.3114396095.

The spelling of 805165363 in words is "eight hundred five million, one hundred sixty-five thousand, three hundred sixty-three".