424433411209 has 2 divisors, whose sum is σ = 424433411210. Its totient is φ = 424433411208.

The previous prime is 424433411197. The next prime is 424433411219. The reversal of 424433411209 is 902114334424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220526977609 + 203906433600 = 469603^2 + 451560^2 .

It is a cyclic number.

It is not a de Polignac number, because 424433411209 - 2¹¹ = 424433409161 is a prime.

It is not a weakly prime, because it can be changed into another prime (424433411219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212216705604 + 212216705605.

It is an arithmetic number, because the mean of its divisors is an integer number (212216705605).

Almost surely, 2^424433411209 is an apocalyptic number.

It is an amenable number.

424433411209 is a deficient number, since it is larger than the sum of its proper divisors (1).

424433411209 is an equidigital number, since it uses as much as digits as its factorization.

424433411209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 424433411209 in words is "four hundred twenty-four billion, four hundred thirty-three million, four hundred eleven thousand, two hundred nine".