1110222389 has 2 divisors, whose sum is σ = 1110222390. Its totient is φ = 1110222388.

The previous prime is 1110222331. The next prime is 1110222409. The reversal of 1110222389 is 9832220111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1035745489 + 74476900 = 32183^2 + 8630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110222389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110222089) 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, 555111194 + 555111195.

It is an arithmetic number, because the mean of its divisors is an integer number (555111195).

Almost surely, 2^1110222389 is an apocalyptic number.

It is an amenable number.

1110222389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110222389 is an equidigital number, since it uses as much as digits as its factorization.

1110222389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1110222389 is about 33319.9998349340. Note that the first 3 decimals coincide. The cubic root of 1110222389 is about 1035.4679483700.

The spelling of 1110222389 in words is "one billion, one hundred ten million, two hundred twenty-two thousand, three hundred eighty-nine".