53160521 has 8 divisors (see below), whose sum is σ = 55880064. Its totient is φ = 50475040.

The previous prime is 53160493. The next prime is 53160529. The reversal of 53160521 is 12506135.

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

It is a cyclic number.

It is not a de Polignac number, because 53160521 - 2¹⁰ = 53159497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (53160529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5285 + ... + 11586.

It is an arithmetic number, because the mean of its divisors is an integer number (6985008).

Almost surely, 2^53160521 is an apocalyptic number.

It is an amenable number.

53160521 is a deficient number, since it is larger than the sum of its proper divisors (2719543).

53160521 is a wasteful number, since it uses less digits than its factorization.

53160521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17031.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 53160521 is about 7291.1261818734. The cubic root of 53160521 is about 376.0074150680.

Adding to 53160521 its reverse (12506135), we get a palindrome (65666656).

The spelling of 53160521 in words is "fifty-three million, one hundred sixty thousand, five hundred twenty-one".