434208136211 has 2 divisors, whose sum is σ = 434208136212. Its totient is φ = 434208136210.

The previous prime is 434208136189. The next prime is 434208136213. The reversal of 434208136211 is 112631802434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434208136211 - 2²² = 434203941907 is a prime.

Together with 434208136213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434208136213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217104068105 + 217104068106.

It is an arithmetic number, because the mean of its divisors is an integer number (217104068106).

Almost surely, 2^434208136211 is an apocalyptic number.

434208136211 is a deficient number, since it is larger than the sum of its proper divisors (1).

434208136211 is an equidigital number, since it uses as much as digits as its factorization.

434208136211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 434208136211 its reverse (112631802434), we get a palindrome (546839938645).

The spelling of 434208136211 in words is "four hundred thirty-four billion, two hundred eight million, one hundred thirty-six thousand, two hundred eleven".