4031343109 has 2 divisors, whose sum is σ = 4031343110. Its totient is φ = 4031343108.

The previous prime is 4031343077. The next prime is 4031343131. The reversal of 4031343109 is 9013431304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3959178084 + 72165025 = 62922^2 + 8495^2 .

It is a cyclic number.

It is not a de Polignac number, because 4031343109 - 2⁵ = 4031343077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4031340109) 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, 2015671554 + 2015671555.

It is an arithmetic number, because the mean of its divisors is an integer number (2015671555).

Almost surely, 2^4031343109 is an apocalyptic number.

It is an amenable number.

4031343109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4031343109 is an equidigital number, since it uses as much as digits as its factorization.

4031343109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 4031343109 is about 63492.8587244266. The cubic root of 4031343109 is about 1591.5364430518.

The spelling of 4031343109 in words is "four billion, thirty-one million, three hundred forty-three thousand, one hundred nine".