4513512133 has 4 divisors (see below), whose sum is σ = 4860705388. Its totient is φ = 4166318880.

The previous prime is 4513512119. The next prime is 4513512169. The reversal of 4513512133 is 3312153154.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1436258404 + 3077253729 = 37898^2 + 55473^2 .

It is a cyclic number.

It is not a de Polignac number, because 4513512133 - 2⁹ = 4513511621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4513512193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173596608 + ... + 173596633.

It is an arithmetic number, because the mean of its divisors is an integer number (1215176347).

Almost surely, 2^4513512133 is an apocalyptic number.

It is an amenable number.

4513512133 is a deficient number, since it is larger than the sum of its proper divisors (347193255).

4513512133 is a wasteful number, since it uses less digits than its factorization.

4513512133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347193254.

The product of its digits is 5400, while the sum is 28.

The square root of 4513512133 is about 67182.6773283114. The cubic root of 4513512133 is about 1652.6144206810.

Adding to 4513512133 its reverse (3312153154), we get a palindrome (7825665287).

The spelling of 4513512133 in words is "four billion, five hundred thirteen million, five hundred twelve thousand, one hundred thirty-three".