111680097 has 16 divisors (see below), whose sum is σ = 155532480. Its totient is φ = 71209152.

The previous prime is 111680087. The next prime is 111680099. The reversal of 111680097 is 790086111.

It is not a de Polignac number, because 111680097 - 2⁷ = 111679969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111680099) 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 15 ways as a sum of consecutive naturals, for example, 1978 + ... + 15075.

It is an arithmetic number, because the mean of its divisors is an integer number (9720780).

Almost surely, 2^111680097 is an apocalyptic number.

It is an amenable number.

111680097 is a deficient number, since it is larger than the sum of its proper divisors (43852383).

111680097 is a wasteful number, since it uses less digits than its factorization.

111680097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17152.

The product of its (nonzero) digits is 3024, while the sum is 33.

The square root of 111680097 is about 10567.8804402775. The cubic root of 111680097 is about 481.5690796314.

The spelling of 111680097 in words is "one hundred eleven million, six hundred eighty thousand, ninety-seven".