434321011 has 2 divisors, whose sum is σ = 434321012. Its totient is φ = 434321010.

The previous prime is 434321009. The next prime is 434321033. The reversal of 434321011 is 110123434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434321011 - 2¹ = 434321009 is a prime.

Together with 434321009, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 434321011.

It is not a weakly prime, because it can be changed into another prime (434321071) 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, 217160505 + 217160506.

It is an arithmetic number, because the mean of its divisors is an integer number (217160506).

Almost surely, 2^434321011 is an apocalyptic number.

434321011 is a deficient number, since it is larger than the sum of its proper divisors (1).

434321011 is an equidigital number, since it uses as much as digits as its factorization.

434321011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 434321011 is about 20840.3697424014. The cubic root of 434321011 is about 757.3040508025.

Adding to 434321011 its reverse (110123434), we get a palindrome (544444445).

The spelling of 434321011 in words is "four hundred thirty-four million, three hundred twenty-one thousand, eleven".