1110289 has 2 divisors, whose sum is σ = 1110290. Its totient is φ = 1110288.

The previous prime is 1110271. The next prime is 1110301. The reversal of 1110289 is 9820111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 627264 + 483025 = 792^2 + 695^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110289 - 2¹¹ = 1108241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1110229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555144 + 555145.

It is an arithmetic number, because the mean of its divisors is an integer number (555145).

2^1110289 is an apocalyptic number.

It is an amenable number.

1110289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110289 is an equidigital number, since it uses as much as digits as its factorization.

1110289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1110289 is about 1053.7025196895. The cubic root of 1110289 is about 103.5488656586.

The spelling of 1110289 in words is "one million, one hundred ten thousand, two hundred eighty-nine".