34865321 has 2 divisors, whose sum is σ = 34865322. Its totient is φ = 34865320.

The previous prime is 34865287. The next prime is 34865329. The reversal of 34865321 is 12356843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27709696 + 7155625 = 5264^2 + 2675^2 .

It is an emirp because it is prime and its reverse (12356843) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34865321 is a prime.

It is a Chen prime.

It is equal to p_2138981 and since 34865321 and 2138981 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (34865329) 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, 17432660 + 17432661.

It is an arithmetic number, because the mean of its divisors is an integer number (17432661).

Almost surely, 2^34865321 is an apocalyptic number.

It is an amenable number.

34865321 is a deficient number, since it is larger than the sum of its proper divisors (1).

34865321 is an equidigital number, since it uses as much as digits as its factorization.

34865321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 34865321 is about 5904.6863591558. The cubic root of 34865321 is about 326.6865260498.

The spelling of 34865321 in words is "thirty-four million, eight hundred sixty-five thousand, three hundred twenty-one".