34471009 has 2 divisors, whose sum is σ = 34471010. Its totient is φ = 34471008.

The previous prime is 34470983. The next prime is 34471033. The reversal of 34471009 is 90017443.

34471009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17430625 + 17040384 = 4175^2 + 4128^2 .

It is an emirp because it is prime and its reverse (90017443) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34471009 is a prime.

It is a super-2 number, since 2×34471009² = 2376500922956162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34471109) 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, 17235504 + 17235505.

It is an arithmetic number, because the mean of its divisors is an integer number (17235505).

Almost surely, 2^34471009 is an apocalyptic number.

It is an amenable number.

34471009 is a deficient number, since it is larger than the sum of its proper divisors (1).

34471009 is an equidigital number, since it uses as much as digits as its factorization.

34471009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 34471009 is about 5871.2016657580. The cubic root of 34471009 is about 325.4502918029.

The spelling of 34471009 in words is "thirty-four million, four hundred seventy-one thousand, nine".