111492480 has 128 divisors (see below), whose sum is σ = 387763200. Its totient is φ = 27023360.

The previous prime is 111492439. The next prime is 111492487. The reversal of 111492480 is 84294111.

It is a Cunningham number, because it is equal to 10559²-1.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111492487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18481 + ... + 23759.

It is an arithmetic number, because the mean of its divisors is an integer number (3029400).

Almost surely, 2^111492480 is an apocalyptic number.

111492480 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 111492480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193881600).

111492480 is an abundant number, since it is smaller than the sum of its proper divisors (276270720).

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

111492480 is a wasteful number, since it uses less digits than its factorization.

111492480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5312 (or 5300 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 111492480 is about 10558.9999526470. Note that the first 4 decimals coincide. The cubic root of 111492480 is about 481.2992577905.

The spelling of 111492480 in words is "one hundred eleven million, four hundred ninety-two thousand, four hundred eighty".