110913689 has 2 divisors, whose sum is σ = 110913690. Its totient is φ = 110913688.

The previous prime is 110913667. The next prime is 110913701. The reversal of 110913689 is 986319011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82664464 + 28249225 = 9092^2 + 5315^2 .

It is an emirp because it is prime and its reverse (986319011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110913689 is a prime.

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 (110913619) 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, 55456844 + 55456845.

It is an arithmetic number, because the mean of its divisors is an integer number (55456845).

Almost surely, 2^110913689 is an apocalyptic number.

It is an amenable number.

110913689 is a deficient number, since it is larger than the sum of its proper divisors (1).

110913689 is an equidigital number, since it uses as much as digits as its factorization.

110913689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 110913689 is about 10531.5568174890. The cubic root of 110913689 is about 480.4649560104.

The spelling of 110913689 in words is "one hundred ten million, nine hundred thirteen thousand, six hundred eighty-nine".