801161 has 8 divisors (see below), whose sum is σ = 839040. Its totient is φ = 764208.

The previous prime is 801137. The next prime is 801179. The reversal of 801161 is 161108.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-801161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (801061) 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, 2000 + ... + 2366.

It is an arithmetic number, because the mean of its divisors is an integer number (104880).

2⁸⁰¹¹⁶¹ is an apocalyptic number.

It is an amenable number.

801161 is a deficient number, since it is larger than the sum of its proper divisors (37879).

801161 is a wasteful number, since it uses less digits than its factorization.

801161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463.

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 801161 is about 895.0759744290. The cubic root of 801161 is about 92.8766623378.

Adding to 801161 its reverse (161108), we get a palindrome (962269).

The spelling of 801161 in words is "eight hundred one thousand, one hundred sixty-one".