111680753 has 2 divisors, whose sum is σ = 111680754. Its totient is φ = 111680752.

The previous prime is 111680717. The next prime is 111680773. The reversal of 111680753 is 357086111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65820769 + 45859984 = 8113^2 + 6772^2 .

It is a cyclic number.

It is not a de Polignac number, because 111680753 - 2²⁰ = 110632177 is a prime.

It is a super-3 number, since 3×111680753³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (111680773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55840376 + 55840377.

It is an arithmetic number, because the mean of its divisors is an integer number (55840377).

Almost surely, 2^111680753 is an apocalyptic number.

It is an amenable number.

111680753 is a deficient number, since it is larger than the sum of its proper divisors (1).

111680753 is an equidigital number, since it uses as much as digits as its factorization.

111680753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 111680753 is about 10567.9114776762. The cubic root of 111680753 is about 481.5700225290.

The spelling of 111680753 in words is "one hundred eleven million, six hundred eighty thousand, seven hundred fifty-three".