805353099 has 4 divisors (see below), whose sum is σ = 1073804136. Its totient is φ = 536902064.

The previous prime is 805353011. The next prime is 805353151. The reversal of 805353099 is 990353508.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 805353099 - 2⁷ = 805352971 is a prime.

It is a super-2 number, since 2×805353099² = 1297187228137807602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 805353099.

It is not an unprimeable number, because it can be changed into a prime (805353299) 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 in 3 ways as a sum of consecutive naturals, for example, 134225514 + ... + 134225519.

It is an arithmetic number, because the mean of its divisors is an integer number (268451034).

Almost surely, 2^805353099 is an apocalyptic number.

805353099 is a deficient number, since it is larger than the sum of its proper divisors (268451037).

805353099 is a wasteful number, since it uses less digits than its factorization.

805353099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268451036.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 805353099 is about 28378.7437882652. The cubic root of 805353099 is about 930.3837391991.

The spelling of 805353099 in words is "eight hundred five million, three hundred fifty-three thousand, ninety-nine".