52118112 has 48 divisors (see below), whose sum is σ = 139732992. Its totient is φ = 17001600.

The previous prime is 52118111. The next prime is 52118113. The reversal of 52118112 is 21181125.

It is an interprime number because it is at equal distance from previous prime (52118111) and next prime (52118113).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52118111) 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, 1264 + ... + 10287.

It is an arithmetic number, because the mean of its divisors is an integer number (2911104).

Almost surely, 2^52118112 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 52118112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69866496).

52118112 is an abundant number, since it is smaller than the sum of its proper divisors (87614880).

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

52118112 is a wasteful number, since it uses less digits than its factorization.

52118112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11611 (or 11603 counting only the distinct ones).

The product of its digits is 160, while the sum is 21.

The square root of 52118112 is about 7219.2874994697. The cubic root of 52118112 is about 373.5335009350.

Adding to 52118112 its reverse (21181125), we get a palindrome (73299237).

The spelling of 52118112 in words is "fifty-two million, one hundred eighteen thousand, one hundred twelve".