34054040509 has 2 divisors, whose sum is σ = 34054040510. Its totient is φ = 34054040508.

The previous prime is 34054040507. The next prime is 34054040561. The reversal of 34054040509 is 90504045043.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19474202500 + 14579838009 = 139550^2 + 120747^2 .

It is a cyclic number.

It is not a de Polignac number, because 34054040509 - 2¹ = 34054040507 is a prime.

It is a super-2 number, since 2×34054040509² (a number of 22 digits) contains 22 as substring.

Together with 34054040507, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34054040507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17027020254 + 17027020255.

It is an arithmetic number, because the mean of its divisors is an integer number (17027020255).

Almost surely, 2^34054040509 is an apocalyptic number.

It is an amenable number.

34054040509 is a deficient number, since it is larger than the sum of its proper divisors (1).

34054040509 is an equidigital number, since it uses as much as digits as its factorization.

34054040509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 34054040509 in words is "thirty-four billion, fifty-four million, forty thousand, five hundred nine".