4312134443209 has 2 divisors, whose sum is σ = 4312134443210. Its totient is φ = 4312134443208.

The previous prime is 4312134443173. The next prime is 4312134443213. The reversal of 4312134443209 is 9023444312134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4290014425225 + 22120017984 = 2071235^2 + 148728^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312134443209 - 2³¹ = 4309986959561 is a prime.

It is not a weakly prime, because it can be changed into another prime (4312134440209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156067221604 + 2156067221605.

It is an arithmetic number, because the mean of its divisors is an integer number (2156067221605).

Almost surely, 2^{4312134443209} is an apocalyptic number.

It is an amenable number.

4312134443209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312134443209 is an equidigital number, since it uses as much as digits as its factorization.

4312134443209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 4312134443209 in words is "four trillion, three hundred twelve billion, one hundred thirty-four million, four hundred forty-three thousand, two hundred nine".