11143412434169 has 2 divisors, whose sum is σ = 11143412434170. Its totient is φ = 11143412434168.

The previous prime is 11143412434097. The next prime is 11143412434181. The reversal of 11143412434169 is 96143421434111.

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., 6008602050025 + 5134810384144 = 2451245^2 + 2266012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11143412434169 is a prime.

It is a super-2 number, since 2×11143412434169² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11143412434199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571706217084 + 5571706217085.

It is an arithmetic number, because the mean of its divisors is an integer number (5571706217085).

Almost surely, 2^{11143412434169} is an apocalyptic number.

It is an amenable number.

11143412434169 is a deficient number, since it is larger than the sum of its proper divisors (1).

11143412434169 is an equidigital number, since it uses as much as digits as its factorization.

11143412434169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 44.

The spelling of 11143412434169 in words is "eleven trillion, one hundred forty-three billion, four hundred twelve million, four hundred thirty-four thousand, one hundred sixty-nine".