111145344 has 64 divisors (see below), whose sum is σ = 296701680. Its totient is φ = 36864000.

The previous prime is 111145339. The next prime is 111145351. The reversal of 111145344 is 443541111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91944 + ... + 93144.

Almost surely, 2^111145344 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 111145344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148350840).

111145344 is an abundant number, since it is smaller than the sum of its proper divisors (185556336).

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

111145344 is a wasteful number, since it uses less digits than its factorization.

111145344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459 (or 1447 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 111145344 is about 10542.5492173383. The cubic root of 111145344 is about 480.7992240688.

Adding to 111145344 its reverse (443541111), we get a palindrome (554686455).

The spelling of 111145344 in words is "one hundred eleven million, one hundred forty-five thousand, three hundred forty-four".