3478413509 has 2 divisors, whose sum is σ = 3478413510. Its totient is φ = 3478413508.

The previous prime is 3478413481. The next prime is 3478413511. The reversal of 3478413509 is 9053148743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3478404484 + 9025 = 58978^2 + 95^2 .

It is an emirp because it is prime and its reverse (9053148743) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3478413509 - 2¹² = 3478409413 is a prime.

Together with 3478413511, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3478413509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3478413599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739206754 + 1739206755.

It is an arithmetic number, because the mean of its divisors is an integer number (1739206755).

Almost surely, 2^3478413509 is an apocalyptic number.

It is an amenable number.

3478413509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478413509 is an equidigital number, since it uses as much as digits as its factorization.

3478413509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 3478413509 is about 58978.0765115310. The cubic root of 3478413509 is about 1515.1666514566.

The spelling of 3478413509 in words is "three billion, four hundred seventy-eight million, four hundred thirteen thousand, five hundred nine".