800653853 has 8 divisors (see below), whose sum is σ = 824931576. Its totient is φ = 776736000.

The previous prime is 800653849. The next prime is 800653859. The reversal of 800653853 is 358356008.

800653853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 187744804 + 612909049 = 13702^2 + 24757^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 800653853 - 2² = 800653849 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800653859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85448 + ... + 94353.

It is an arithmetic number, because the mean of its divisors is an integer number (103116447).

Almost surely, 2^800653853 is an apocalyptic number.

It is an amenable number.

800653853 is a deficient number, since it is larger than the sum of its proper divisors (24277723).

800653853 is a wasteful number, since it uses less digits than its factorization.

800653853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179935.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 800653853 is about 28295.8274839242. The cubic root of 800653853 is about 928.5706075834.

The spelling of 800653853 in words is "eight hundred million, six hundred fifty-three thousand, eight hundred fifty-three".