801171164 has 12 divisors (see below), whose sum is σ = 1403546088. Its totient is φ = 400158000.

The previous prime is 801171149. The next prime is 801171169. The reversal of 801171164 is 461171108.

It is a super-2 number, since 2×801171164² = 1283750468050229792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801171169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102662 + ... + 110189.

It is an arithmetic number, because the mean of its divisors is an integer number (116962174).

Almost surely, 2^801171164 is an apocalyptic number.

It is an amenable number.

801171164 is a deficient number, since it is larger than the sum of its proper divisors (602374924).

801171164 is a wasteful number, since it uses less digits than its factorization.

801171164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213796 (or 213794 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 29.

The square root of 801171164 is about 28304.9671259304. The cubic root of 801171164 is about 928.7705509878.

The spelling of 801171164 in words is "eight hundred one million, one hundred seventy-one thousand, one hundred sixty-four".