53271120 has 160 divisors (see below), whose sum is σ = 194059008. Its totient is φ = 11833344.

The previous prime is 53271107. The next prime is 53271121. The reversal of 53271120 is 2117235.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53271121) 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, 61732 + ... + 62588.

Almost surely, 2^53271120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53271120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97029504).

53271120 is an abundant number, since it is smaller than the sum of its proper divisors (140787888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53271120 is a wasteful number, since it uses less digits than its factorization.

53271120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 911 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 53271120 is about 7298.7067347579. The cubic root of 53271120 is about 376.2679921345.

Adding to 53271120 its reverse (2117235), we get a palindrome (55388355).

The spelling of 53271120 in words is "fifty-three million, two hundred seventy-one thousand, one hundred twenty".