4321161 has 24 divisors (see below), whose sum is σ = 6939360. Its totient is φ = 2656368.

The previous prime is 4321157. The next prime is 4321169. The reversal of 4321161 is 1611234.

It is a happy number.

4321161 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4321161 - 2² = 4321157 is a prime.

4321161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4321169) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4090 + ... + 5036.

It is an arithmetic number, because the mean of its divisors is an integer number (289140).

Almost surely, 2^4321161 is an apocalyptic number.

It is an amenable number.

4321161 is a deficient number, since it is larger than the sum of its proper divisors (2618199).

4321161 is a wasteful number, since it uses less digits than its factorization.

4321161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982 (or 963 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 4321161 is about 2078.7402435129. The cubic root of 4321161 is about 162.8796456836.

Adding to 4321161 its reverse (1611234), we get a palindrome (5932395).

The spelling of 4321161 in words is "four million, three hundred twenty-one thousand, one hundred sixty-one".