52553133 has 24 divisors (see below), whose sum is σ = 78923520. Its totient is φ = 33657120.

The previous prime is 52553131. The next prime is 52553141. The reversal of 52553133 is 33135525.

52553133 is a `hidden beast` number, since 525 + 5 + 3 + 133 = 666.

It is not a de Polignac number, because 52553133 - 2¹ = 52553131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52553097 and 52553106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52553131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70360 + ... + 71102.

It is an arithmetic number, because the mean of its divisors is an integer number (3288480).

Almost surely, 2^52553133 is an apocalyptic number.

It is an amenable number.

52553133 is a deficient number, since it is larger than the sum of its proper divisors (26370387).

52553133 is a wasteful number, since it uses less digits than its factorization.

52553133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049 (or 1046 counting only the distinct ones).

The product of its digits is 6750, while the sum is 27.

The square root of 52553133 is about 7249.3539712170. The cubic root of 52553133 is about 374.5698962172.

Adding to 52553133 its reverse (33135525), we get a palindrome (85688658).

The spelling of 52553133 in words is "fifty-two million, five hundred fifty-three thousand, one hundred thirty-three".