3143423189 has 2 divisors, whose sum is σ = 3143423190. Its totient is φ = 3143423188.

The previous prime is 3143423161. The next prime is 3143423197. The reversal of 3143423189 is 9813243413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2280062500 + 863360689 = 47750^2 + 29383^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3143423189 is a prime.

It is a super-2 number, since 2×3143423189² = 19762218690285859442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3143423159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571711594 + 1571711595.

It is an arithmetic number, because the mean of its divisors is an integer number (1571711595).

Almost surely, 2^3143423189 is an apocalyptic number.

It is an amenable number.

3143423189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3143423189 is an equidigital number, since it uses as much as digits as its factorization.

3143423189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 3143423189 is about 56066.2392978163. The cubic root of 3143423189 is about 1464.8762939183.

The spelling of 3143423189 in words is "three billion, one hundred forty-three million, four hundred twenty-three thousand, one hundred eighty-nine".