434442311189 has 2 divisors, whose sum is σ = 434442311190. Its totient is φ = 434442311188.

The previous prime is 434442311159. The next prime is 434442311213. The reversal of 434442311189 is 981113244434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239292180625 + 195150130564 = 489175^2 + 441758^2 .

It is a cyclic number.

It is not a de Polignac number, because 434442311189 - 2²⁴ = 434425533973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434442311159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217221155594 + 217221155595.

It is an arithmetic number, because the mean of its divisors is an integer number (217221155595).

Almost surely, 2^434442311189 is an apocalyptic number.

It is an amenable number.

434442311189 is a deficient number, since it is larger than the sum of its proper divisors (1).

434442311189 is an equidigital number, since it uses as much as digits as its factorization.

434442311189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 44.

The spelling of 434442311189 in words is "four hundred thirty-four billion, four hundred forty-two million, three hundred eleven thousand, one hundred eighty-nine".