52115112 has 96 divisors (see below), whose sum is σ = 164436480. Its totient is φ = 14601600.

The previous prime is 52115111. The next prime is 52115177. The reversal of 52115112 is 21151125.

52115112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (52115111) 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 23 ways as a sum of consecutive naturals, for example, 25737 + ... + 27687.

It is an arithmetic number, because the mean of its divisors is an integer number (1712880).

Almost surely, 2^52115112 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 52115112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82218240).

52115112 is an abundant number, since it is smaller than the sum of its proper divisors (112321368).

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

52115112 is a wasteful number, since it uses less digits than its factorization.

52115112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023 (or 2016 counting only the distinct ones).

The product of its digits is 100, while the sum is 18.

The square root of 52115112 is about 7219.0797197427. The cubic root of 52115112 is about 373.5263337400.

Adding to 52115112 its reverse (21151125), we get a palindrome (73266237).

The spelling of 52115112 in words is "fifty-two million, one hundred fifteen thousand, one hundred twelve".