53522159 has 4 divisors (see below), whose sum is σ = 53588016. Its totient is φ = 53456304.

The previous prime is 53522099. The next prime is 53522177. The reversal of 53522159 is 95122535.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95122535 = 5 ⋅19024507.

It is a cyclic number.

It is not a de Polignac number, because 53522159 - 2¹² = 53518063 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 (53522059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31694 + ... + 33339.

It is an arithmetic number, because the mean of its divisors is an integer number (13397004).

Almost surely, 2^53522159 is an apocalyptic number.

53522159 is a deficient number, since it is larger than the sum of its proper divisors (65857).

53522159 is an equidigital number, since it uses as much as digits as its factorization.

53522159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65856.

The product of its digits is 13500, while the sum is 32.

The square root of 53522159 is about 7315.8840204038. The cubic root of 53522159 is about 376.8581177080.

The spelling of 53522159 in words is "fifty-three million, five hundred twenty-two thousand, one hundred fifty-nine".