34545223 has 2 divisors, whose sum is σ = 34545224. Its totient is φ = 34545222.

The previous prime is 34545221. The next prime is 34545227. The reversal of 34545223 is 32254543.

34545223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34545223 - 2¹ = 34545221 is a prime.

Together with 34545221, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 34545191 and 34545200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34545221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17272611 + 17272612.

It is an arithmetic number, because the mean of its divisors is an integer number (17272612).

Almost surely, 2^34545223 is an apocalyptic number.

34545223 is a deficient number, since it is larger than the sum of its proper divisors (1).

34545223 is an equidigital number, since it uses as much as digits as its factorization.

34545223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 28.

The square root of 34545223 is about 5877.5184389332. The cubic root of 34545223 is about 325.6836826635.

Adding to 34545223 its reverse (32254543), we get a palindrome (66799766).

The spelling of 34545223 in words is "thirty-four million, five hundred forty-five thousand, two hundred twenty-three".