53133501 has 8 divisors (see below), whose sum is σ = 72006304. Its totient is φ = 34841520.

The previous prime is 53133463. The next prime is 53133503. The reversal of 53133501 is 10533135.

It is a happy number.

53133501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53133501 - 2¹¹ = 53131453 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 (53133503) 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 7 ways as a sum of consecutive naturals, for example, 144991 + ... + 145356.

It is an arithmetic number, because the mean of its divisors is an integer number (9000788).

Almost surely, 2^53133501 is an apocalyptic number.

It is an amenable number.

53133501 is a deficient number, since it is larger than the sum of its proper divisors (18872803).

53133501 is a wasteful number, since it uses less digits than its factorization.

53133501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290411.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 53133501 is about 7289.2730090181. The cubic root of 53133501 is about 375.9436996018.

Adding to 53133501 its reverse (10533135), we get a palindrome (63666636).

The spelling of 53133501 in words is "fifty-three million, one hundred thirty-three thousand, five hundred one".