4347139109 has 2 divisors, whose sum is σ = 4347139110. Its totient is φ = 4347139108.

The previous prime is 4347139061. The next prime is 4347139133. The reversal of 4347139109 is 9019317434.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3015108100 + 1332031009 = 54910^2 + 36497^2 .

It is a cyclic number.

It is not a de Polignac number, because 4347139109 - 2²⁸ = 4078703653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4347139169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2173569554 + 2173569555.

It is an arithmetic number, because the mean of its divisors is an integer number (2173569555).

Almost surely, 2^4347139109 is an apocalyptic number.

It is an amenable number.

4347139109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4347139109 is an equidigital number, since it uses as much as digits as its factorization.

4347139109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 4347139109 is about 65932.8378655128. The cubic root of 4347139109 is about 1632.0539564543.

The spelling of 4347139109 in words is "four billion, three hundred forty-seven million, one hundred thirty-nine thousand, one hundred nine".