53003133 has 32 divisors (see below), whose sum is σ = 81607680. Its totient is φ = 33974640.

The previous prime is 53003131. The next prime is 53003147. The reversal of 53003133 is 33130035.

53003133 is a `hidden beast` number, since 530 + 0 + 3 + 133 = 666.

It is not a de Polignac number, because 53003133 - 2¹ = 53003131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53003131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82110 + ... + 82752.

It is an arithmetic number, because the mean of its divisors is an integer number (2550240).

Almost surely, 2^53003133 is an apocalyptic number.

It is an amenable number.

53003133 is a deficient number, since it is larger than the sum of its proper divisors (28604547).

53003133 is a wasteful number, since it uses less digits than its factorization.

53003133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 760 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 18.

The square root of 53003133 is about 7280.3250614241. The cubic root of 53003133 is about 375.6359768129.

Adding to 53003133 its reverse (33130035), we get a palindrome (86133168).

The spelling of 53003133 in words is "fifty-three million, three thousand, one hundred thirty-three".