441143134169 has 2 divisors, whose sum is σ = 441143134170. Its totient is φ = 441143134168.

The previous prime is 441143134151. The next prime is 441143134183. The reversal of 441143134169 is 961431341144.

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., 433273315225 + 7869818944 = 658235^2 + 88712^2 .

It is a cyclic number.

It is not a de Polignac number, because 441143134169 - 2²⁸ = 440874698713 is a prime.

It is a super-2 number, since 2×441143134169² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (441143134139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220571567084 + 220571567085.

It is an arithmetic number, because the mean of its divisors is an integer number (220571567085).

Almost surely, 2^441143134169 is an apocalyptic number.

It is an amenable number.

441143134169 is a deficient number, since it is larger than the sum of its proper divisors (1).

441143134169 is an equidigital number, since it uses as much as digits as its factorization.

441143134169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 41.

The spelling of 441143134169 in words is "four hundred forty-one billion, one hundred forty-three million, one hundred thirty-four thousand, one hundred sixty-nine".