34373509 has 2 divisors, whose sum is σ = 34373510. Its totient is φ = 34373508.

The previous prime is 34373467. The next prime is 34373551. The reversal of 34373509 is 90537343.

34373509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (34373467) and next prime (34373551).

It can be written as a sum of positive squares in only one way, i.e., 28836900 + 5536609 = 5370^2 + 2353^2 .

It is a cyclic number.

It is not a de Polignac number, because 34373509 - 2¹⁵ = 34340741 is a prime.

It is a super-3 number, since 3×34373509³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34373579) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17186754 + 17186755.

It is an arithmetic number, because the mean of its divisors is an integer number (17186755).

Almost surely, 2^34373509 is an apocalyptic number.

It is an amenable number.

34373509 is a deficient number, since it is larger than the sum of its proper divisors (1).

34373509 is an equidigital number, since it uses as much as digits as its factorization.

34373509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 34373509 is about 5862.8925454932. The cubic root of 34373509 is about 325.1431605980.

The spelling of 34373509 in words is "thirty-four million, three hundred seventy-three thousand, five hundred nine".