434420018141 has 2 divisors, whose sum is σ = 434420018142. Its totient is φ = 434420018140.

The previous prime is 434420018119. The next prime is 434420018191. The reversal of 434420018141 is 141810024434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 345072830041 + 89347188100 = 587429^2 + 298910^2 .

It is a cyclic number.

It is not a de Polignac number, because 434420018141 - 2¹⁸ = 434419755997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434420018098 and 434420018107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434420018191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217210009070 + 217210009071.

It is an arithmetic number, because the mean of its divisors is an integer number (217210009071).

Almost surely, 2^434420018141 is an apocalyptic number.

It is an amenable number.

434420018141 is a deficient number, since it is larger than the sum of its proper divisors (1).

434420018141 is an equidigital number, since it uses as much as digits as its factorization.

434420018141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 434420018141 in words is "four hundred thirty-four billion, four hundred twenty million, eighteen thousand, one hundred forty-one".