34112321 has 2 divisors, whose sum is σ = 34112322. Its totient is φ = 34112320.

The previous prime is 34112317. The next prime is 34112347. The reversal of 34112321 is 12321143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33408400 + 703921 = 5780^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 34112321 - 2² = 34112317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34112321.

It is not a weakly prime, because it can be changed into another prime (34112371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17056160 + 17056161.

It is an arithmetic number, because the mean of its divisors is an integer number (17056161).

Almost surely, 2^34112321 is an apocalyptic number.

It is an amenable number.

34112321 is a deficient number, since it is larger than the sum of its proper divisors (1).

34112321 is an equidigital number, since it uses as much as digits as its factorization.

34112321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 17.

The square root of 34112321 is about 5840.5753997359. The cubic root of 34112321 is about 324.3175296132.

Adding to 34112321 its reverse (12321143), we get a palindrome (46433464).

The spelling of 34112321 in words is "thirty-four million, one hundred twelve thousand, three hundred twenty-one".