110661161 has 8 divisors (see below), whose sum is σ = 120610560. Its totient is φ = 100917072.

The previous prime is 110661157. The next prime is 110661169. The reversal of 110661161 is 161166011.

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 110661161 - 2² = 110661157 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 (110661169) 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, 50201 + ... + 52358.

It is an arithmetic number, because the mean of its divisors is an integer number (15076320).

Almost surely, 2^110661161 is an apocalyptic number.

It is an amenable number.

110661161 is a deficient number, since it is larger than the sum of its proper divisors (9949399).

110661161 is a wasteful number, since it uses less digits than its factorization.

110661161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102655.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 110661161 is about 10519.5608748655. The cubic root of 110661161 is about 480.1000384663.

The spelling of 110661161 in words is "one hundred ten million, six hundred sixty-one thousand, one hundred sixty-one".