111361744 has 40 divisors (see below), whose sum is σ = 237783392. Its totient is φ = 50198400.

The previous prime is 111361741. The next prime is 111361771. The reversal of 111361744 is 447163111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111361741) 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, 2719 + ... + 15169.

Almost surely, 2^111361744 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 111361744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118891696).

111361744 is an abundant number, since it is smaller than the sum of its proper divisors (126421648).

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

111361744 is a wasteful number, since it uses less digits than its factorization.

111361744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12515 (or 12509 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 111361744 is about 10552.8073989816. The cubic root of 111361744 is about 481.1110604928. Note that the first 3 decimals are identical.

It can be divided in two parts, 11136 and 1744, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 111361744 in words is "one hundred eleven million, three hundred sixty-one thousand, seven hundred forty-four".