4509361 has 2 divisors, whose sum is σ = 4509362. Its totient is φ = 4509360.

The previous prime is 4509343. The next prime is 4509371. The reversal of 4509361 is 1639054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4124961 + 384400 = 2031^2 + 620^2 .

It is a cyclic number.

It is not a de Polignac number, because 4509361 - 2¹⁹ = 3985073 is a prime.

It is not a weakly prime, because it can be changed into another prime (4509341) 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 as a sum of consecutive naturals, namely, 2254680 + 2254681.

It is an arithmetic number, because the mean of its divisors is an integer number (2254681).

Almost surely, 2^4509361 is an apocalyptic number.

It is an amenable number.

4509361 is a deficient number, since it is larger than the sum of its proper divisors (1).

4509361 is an equidigital number, since it uses as much as digits as its factorization.

4509361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 4509361 is about 2123.5256061560. The cubic root of 4509361 is about 165.2107621964.

It can be divided in two parts, 45093 and 61, that added together give a palindrome (45154).

The spelling of 4509361 in words is "four million, five hundred nine thousand, three hundred sixty-one".