4611728133 has 12 divisors (see below), whose sum is σ = 6730060428. Its totient is φ = 3042789120.

The previous prime is 4611728131. The next prime is 4611728189. The reversal of 4611728133 is 3318271164.

It is a happy number.

4611728133 is a `hidden beast` number, since 4 + 611 + 7 + 2 + 8 + 1 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2001846564 + 2609881569 = 44742^2 + 51087^2 .

It is not a de Polignac number, because 4611728133 - 2¹ = 4611728131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4611728131) 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 11 ways as a sum of consecutive naturals, for example, 2640438 + ... + 2642183.

It is an arithmetic number, because the mean of its divisors is an integer number (560838369).

Almost surely, 2^4611728133 is an apocalyptic number.

It is an amenable number.

4611728133 is a deficient number, since it is larger than the sum of its proper divisors (2118332295).

4611728133 is a wasteful number, since it uses less digits than its factorization.

4611728133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5282724 (or 5282721 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 4611728133 is about 67909.7057348948. The cubic root of 4611728133 is about 1664.5157123025.

Adding to 4611728133 its reverse (3318271164), we get a palindrome (7929999297).

The spelling of 4611728133 in words is "four billion, six hundred eleven million, seven hundred twenty-eight thousand, one hundred thirty-three".