110809481 has 2 divisors, whose sum is σ = 110809482. Its totient is φ = 110809480.

The previous prime is 110809471. The next prime is 110809507. The reversal of 110809481 is 184908011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110775625 + 33856 = 10525^2 + 184^2 .

It is a cyclic number.

It is not a de Polignac number, because 110809481 - 2²⁶ = 43700617 is a prime.

It is a super-2 number, since 2×110809481² = 24557482158978722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (110809421) 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, 55404740 + 55404741.

It is an arithmetic number, because the mean of its divisors is an integer number (55404741).

Almost surely, 2^110809481 is an apocalyptic number.

It is an amenable number.

110809481 is a deficient number, since it is larger than the sum of its proper divisors (1).

110809481 is an equidigital number, since it uses as much as digits as its factorization.

110809481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 32.

The square root of 110809481 is about 10526.6082381743. The cubic root of 110809481 is about 480.3144366255.

The spelling of 110809481 in words is "one hundred ten million, eight hundred nine thousand, four hundred eighty-one".