111345152 has 40 divisors (see below), whose sum is σ = 230175000. Its totient is φ = 53745664.

The previous prime is 111345119. The next prime is 111345161. The reversal of 111345152 is 251543111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11099 + ... + 18597.

It is an arithmetic number, because the mean of its divisors is an integer number (5754375).

Almost surely, 2^111345152 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 111345152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115087500).

111345152 is an abundant number, since it is smaller than the sum of its proper divisors (118829848).

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

111345152 is an frugal number, since it uses more digits than its factorization.

111345152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546 (or 7530 counting only the distinct ones).

The product of its digits is 600, while the sum is 23.

The square root of 111345152 is about 10552.0212281818. The cubic root of 111345152 is about 481.0871654193.

Adding to 111345152 its reverse (251543111), we get a palindrome (362888263).

The spelling of 111345152 in words is "one hundred eleven million, three hundred forty-five thousand, one hundred fifty-two".