111240360 has 192 divisors, whose sum is σ = 450852480. Its totient is φ = 23109120.

The previous prime is 111240359. The next prime is 111240361. The reversal of 111240360 is 63042111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111240359) and next prime (111240361).

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 (111240361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25714 + ... + 29726.

It is an arithmetic number, because the mean of its divisors is an integer number (2348190).

Almost surely, 2^111240360 is an apocalyptic number.

111240360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111240360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225426240).

111240360 is an abundant number, since it is smaller than the sum of its proper divisors (339612120).

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

111240360 is a wasteful number, since it uses less digits than its factorization.

111240360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4048 (or 4041 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 111240360 is about 10547.0545651381. The cubic root of 111240360 is about 480.9361936907.

Adding to 111240360 its reverse (63042111), we get a palindrome (174282471).

It can be divided in two parts, 111 and 240360, that added together give a triangular number (240471 = T₆₉₃).

The spelling of 111240360 in words is "one hundred eleven million, two hundred forty thousand, three hundred sixty".