111340560 has 40 divisors (see below), whose sum is σ = 345156480. Its totient is φ = 29690752.

The previous prime is 111340553. The next prime is 111340591. The reversal of 111340560 is 65043111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×111340560² = 24793440602227200, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 231720 + ... + 232199.

It is an arithmetic number, because the mean of its divisors is an integer number (8628912).

Almost surely, 2^111340560 is an apocalyptic number.

111340560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111340560 is an abundant number, since it is smaller than the sum of its proper divisors (233815920).

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

111340560 is a wasteful number, since it uses less digits than its factorization.

111340560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463935 (or 463929 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 111340560 is about 10551.8036372935. The cubic root of 111340560 is about 481.0805518021.

Adding to 111340560 its reverse (65043111), we get a palindrome (176383671).

The spelling of 111340560 in words is "one hundred eleven million, three hundred forty thousand, five hundred sixty".