3143440109 has 2 divisors, whose sum is σ = 3143440110. Its totient is φ = 3143440108.

The previous prime is 3143440081. The next prime is 3143440121. The reversal of 3143440109 is 9010443413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2475062500 + 668377609 = 49750^2 + 25853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3143440109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3143440129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571720054 + 1571720055.

It is an arithmetic number, because the mean of its divisors is an integer number (1571720055).

Almost surely, 2^3143440109 is an apocalyptic number.

It is an amenable number.

3143440109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3143440109 is an equidigital number, since it uses as much as digits as its factorization.

3143440109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3143440109 is about 56066.3901905589. The cubic root of 3143440109 is about 1464.8789222273.

The spelling of 3143440109 in words is "three billion, one hundred forty-three million, four hundred forty thousand, one hundred nine".