4431134322169 has 2 divisors, whose sum is σ = 4431134322170. Its totient is φ = 4431134322168.

The previous prime is 4431134322143. The next prime is 4431134322179. The reversal of 4431134322169 is 9612234311344.

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., 4037206118400 + 393928203769 = 2009280^2 + 627637^2 .

It is a cyclic number.

It is not a de Polignac number, because 4431134322169 - 2⁵ = 4431134322137 is a prime.

It is a super-2 number, since 2×4431134322169² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4431134322179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2215567161084 + 2215567161085.

It is an arithmetic number, because the mean of its divisors is an integer number (2215567161085).

Almost surely, 2^{4431134322169} is an apocalyptic number.

It is an amenable number.

4431134322169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4431134322169 is an equidigital number, since it uses as much as digits as its factorization.

4431134322169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 43.

The spelling of 4431134322169 in words is "four trillion, four hundred thirty-one billion, one hundred thirty-four million, three hundred twenty-two thousand, one hundred sixty-nine".