4561361 has 6 divisors (see below), whose sum is σ = 5306130. Its totient is φ = 3909696.

The previous prime is 4561351. The next prime is 4561363. The reversal of 4561361 is 1631654.

It can be written as a sum of positive squares in only one way, i.e., 4558225 + 3136 = 2135^2 + 56^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4561361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4561361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561363) 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 5 ways as a sum of consecutive naturals, for example, 46496 + ... + 46593.

It is an arithmetic number, because the mean of its divisors is an integer number (884355).

Almost surely, 2^4561361 is an apocalyptic number.

It is an amenable number.

4561361 is a deficient number, since it is larger than the sum of its proper divisors (744769).

4561361 is an equidigital number, since it uses as much as digits as its factorization.

4561361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93103 (or 93096 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 4561361 is about 2135.7342999540. The cubic root of 4561361 is about 165.8433830317.

The spelling of 4561361 in words is "four million, five hundred sixty-one thousand, three hundred sixty-one".