11123014289 has 2 divisors, whose sum is σ = 11123014290. Its totient is φ = 11123014288.

The previous prime is 11123014267. The next prime is 11123014339. The reversal of 11123014289 is 98241032111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11026680064 + 96334225 = 105008^2 + 9815^2 .

It is a cyclic number.

It is not a de Polignac number, because 11123014289 - 2²⁰ = 11121965713 is a prime.

It is not a weakly prime, because it can be changed into another prime (11123019289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561507144 + 5561507145.

It is an arithmetic number, because the mean of its divisors is an integer number (5561507145).

Almost surely, 2^11123014289 is an apocalyptic number.

It is an amenable number.

11123014289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123014289 is an equidigital number, since it uses as much as digits as its factorization.

11123014289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 11123014289 in words is "eleven billion, one hundred twenty-three million, fourteen thousand, two hundred eighty-nine".