111970560 has 144 divisors (see below), whose sum is σ = 385285824. Its totient is φ = 27549696.

The previous prime is 111970559. The next prime is 111970583. The reversal of 111970560 is 65079111.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48799 + ... + 51041.

It is an arithmetic number, because the mean of its divisors is an integer number (2675596).

Almost surely, 2^111970560 is an apocalyptic number.

111970560 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 111970560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192642912).

111970560 is an abundant number, since it is smaller than the sum of its proper divisors (273315264).

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

111970560 is a wasteful number, since it uses less digits than its factorization.

111970560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280 (or 2266 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 111970560 is about 10581.6142435831. The cubic root of 111970560 is about 481.9862142600.

The spelling of 111970560 in words is "one hundred eleven million, nine hundred seventy thousand, five hundred sixty".