845701161 has 16 divisors (see below), whose sum is σ = 1169385600. Its totient is φ = 543005568.

The previous prime is 845701141. The next prime is 845701177. The reversal of 845701161 is 161107548.

It is a happy number.

It is not a de Polignac number, because 845701161 - 2⁶ = 845701097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (845701141) 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 15 ways as a sum of consecutive naturals, for example, 23700 + ... + 47466.

It is an arithmetic number, because the mean of its divisors is an integer number (73086600).

Almost surely, 2^845701161 is an apocalyptic number.

It is an amenable number.

845701161 is a deficient number, since it is larger than the sum of its proper divisors (323684439).

845701161 is a wasteful number, since it uses less digits than its factorization.

845701161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24208.

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 845701161 is about 29080.9415425292. The cubic root of 845701161 is about 945.6686144761.

The spelling of 845701161 in words is "eight hundred forty-five million, seven hundred one thousand, one hundred sixty-one".