53134521 has 16 divisors (see below), whose sum is σ = 77976000. Its totient is φ = 31915520.

The previous prime is 53134489. The next prime is 53134559. The reversal of 53134521 is 12543135.

53134521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53134521 - 2⁵ = 53134489 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53134491 and 53134500.

It is not an unprimeable number, because it can be changed into a prime (53134561) 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 15 ways as a sum of consecutive naturals, for example, 3396 + ... + 10853.

It is an arithmetic number, because the mean of its divisors is an integer number (4873500).

Almost surely, 2^53134521 is an apocalyptic number.

It is an amenable number.

53134521 is a deficient number, since it is larger than the sum of its proper divisors (24841479).

53134521 is a wasteful number, since it uses less digits than its factorization.

53134521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14376.

The product of its digits is 1800, while the sum is 24.

The square root of 53134521 is about 7289.3429745074. The cubic root of 53134521 is about 375.9461052411.

Adding to 53134521 its reverse (12543135), we get a palindrome (65677656).

The spelling of 53134521 in words is "fifty-three million, one hundred thirty-four thousand, five hundred twenty-one".