3230872189 has 2 divisors, whose sum is σ = 3230872190. Its totient is φ = 3230872188.

The previous prime is 3230872171. The next prime is 3230872199. The reversal of 3230872189 is 9812780323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2717849689 + 513022500 = 52133^2 + 22650^2 .

It is a cyclic number.

It is not a de Polignac number, because 3230872189 - 2⁷ = 3230872061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3230872129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615436094 + 1615436095.

It is an arithmetic number, because the mean of its divisors is an integer number (1615436095).

Almost surely, 2^3230872189 is an apocalyptic number.

It is an amenable number.

3230872189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3230872189 is an equidigital number, since it uses as much as digits as its factorization.

3230872189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 3230872189 is about 56840.7616856073. The cubic root of 3230872189 is about 1478.3363624698.

The spelling of 3230872189 in words is "three billion, two hundred thirty million, eight hundred seventy-two thousand, one hundred eighty-nine".