1003222189 has 2 divisors, whose sum is σ = 1003222190. Its totient is φ = 1003222188.

The previous prime is 1003222183. The next prime is 1003222219. The reversal of 1003222189 is 9812223001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1002988900 + 233289 = 31670^2 + 483^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003222189 - 2¹³ = 1003213997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003222183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501611094 + 501611095.

It is an arithmetic number, because the mean of its divisors is an integer number (501611095).

Almost surely, 2^1003222189 is an apocalyptic number.

It is an amenable number.

1003222189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003222189 is an equidigital number, since it uses as much as digits as its factorization.

1003222189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1003222189 is about 31673.6829086862. The cubic root of 1003222189 is about 1001.0729114493.

The spelling of 1003222189 in words is "one billion, three million, two hundred twenty-two thousand, one hundred eighty-nine".