43414440121189 has 2 divisors, whose sum is σ = 43414440121190. Its totient is φ = 43414440121188.

The previous prime is 43414440121123. The next prime is 43414440121193. The reversal of 43414440121189 is 98112104441434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43271531172100 + 142908949089 = 6578110^2 + 378033^2 .

It is a cyclic number.

It is not a de Polignac number, because 43414440121189 - 2⁹ = 43414440120677 is a prime.

It is a super-2 number, since 2×43414440121189² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43414440122189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21707220060594 + 21707220060595.

It is an arithmetic number, because the mean of its divisors is an integer number (21707220060595).

Almost surely, 2^{43414440121189} is an apocalyptic number.

It is an amenable number.

43414440121189 is a deficient number, since it is larger than the sum of its proper divisors (1).

43414440121189 is an equidigital number, since it uses as much as digits as its factorization.

43414440121189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 43414440121189 in words is "forty-three trillion, four hundred fourteen billion, four hundred forty million, one hundred twenty-one thousand, one hundred eighty-nine".