4581135 has 48 divisors (see below), whose sum is σ = 8805888. Its totient is φ = 2188800.

The previous prime is 4581121. The next prime is 4581139. The reversal of 4581135 is 5311854.

It is not a de Polignac number, because 4581135 - 2⁴ = 4581119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4581099 and 4581108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4581139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23890 + ... + 24080.

It is an arithmetic number, because the mean of its divisors is an integer number (183456).

Almost surely, 2^4581135 is an apocalyptic number.

4581135 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4581135 is a deficient number, since it is larger than the sum of its proper divisors (4224753).

4581135 is a wasteful number, since it uses less digits than its factorization.

4581135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 253 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 4581135 is about 2140.3586148120. The cubic root of 4581135 is about 166.0826873096.

Adding to 4581135 its reverse (5311854), we get a palindrome (9892989).

The spelling of 4581135 in words is "four million, five hundred eighty-one thousand, one hundred thirty-five".