434323021444049 has 2 divisors, whose sum is σ = 434323021444050. Its totient is φ = 434323021444048.

The previous prime is 434323021444007. The next prime is 434323021444051. The reversal of 434323021444049 is 940444120323434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 407307351968449 + 27015669475600 = 20181857^2 + 5197660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434323021444049 is a prime.

Together with 434323021444051, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 434323021443994 and 434323021444012.

It is not a weakly prime, because it can be changed into another prime (434323021444649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217161510722024 + 217161510722025.

It is an arithmetic number, because the mean of its divisors is an integer number (217161510722025).

Almost surely, 2^{434323021444049} is an apocalyptic number.

It is an amenable number.

434323021444049 is a deficient number, since it is larger than the sum of its proper divisors (1).

434323021444049 is an equidigital number, since it uses as much as digits as its factorization.

434323021444049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3981312, while the sum is 47.

The spelling of 434323021444049 in words is "four hundred thirty-four trillion, three hundred twenty-three billion, twenty-one million, four hundred forty-four thousand, forty-nine".