43430001434441 has 2 divisors, whose sum is σ = 43430001434442. Its totient is φ = 43430001434440.

The previous prime is 43430001434317. The next prime is 43430001434453. The reversal of 43430001434441 is 14443410003434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27328272246025 + 16101729188416 = 5227645^2 + 4012696^2 .

It is a cyclic number.

It is not a de Polignac number, because 43430001434441 - 2¹⁰ = 43430001433417 is a prime.

It is not a weakly prime, because it can be changed into another prime (43430001439441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21715000717220 + 21715000717221.

It is an arithmetic number, because the mean of its divisors is an integer number (21715000717221).

Almost surely, 2^{43430001434441} is an apocalyptic number.

It is an amenable number.

43430001434441 is a deficient number, since it is larger than the sum of its proper divisors (1).

43430001434441 is an equidigital number, since it uses as much as digits as its factorization.

43430001434441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 43430001434441 its reverse (14443410003434), we get a palindrome (57873411437875).

The spelling of 43430001434441 in words is "forty-three trillion, four hundred thirty billion, one million, four hundred thirty-four thousand, four hundred forty-one".