110271289 has 2 divisors, whose sum is σ = 110271290. Its totient is φ = 110271288.

The previous prime is 110271277. The next prime is 110271319. The reversal of 110271289 is 982172011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110082064 + 189225 = 10492^2 + 435^2 .

It is an emirp because it is prime and its reverse (982172011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110271289 - 2⁹ = 110270777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110271289.

It is not a weakly prime, because it can be changed into another prime (110271589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55135644 + 55135645.

It is an arithmetic number, because the mean of its divisors is an integer number (55135645).

Almost surely, 2^110271289 is an apocalyptic number.

It is an amenable number.

110271289 is a deficient number, since it is larger than the sum of its proper divisors (1).

110271289 is an equidigital number, since it uses as much as digits as its factorization.

110271289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 110271289 is about 10501.0137129708. The cubic root of 110271289 is about 479.5355591501.

The spelling of 110271289 in words is "one hundred ten million, two hundred seventy-one thousand, two hundred eighty-nine".