5378348209 has 4 divisors (see below), whose sum is σ = 5792067316. Its totient is φ = 4964629104.

The previous prime is 5378348201. The next prime is 5378348243. The reversal of 5378348209 is 9028438735.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2290101025 + 3088247184 = 47855^2 + 55572^2 .

It is a cyclic number.

It is not a de Polignac number, because 5378348209 - 2³ = 5378348201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5378348201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206859534 + ... + 206859559.

It is an arithmetic number, because the mean of its divisors is an integer number (1448016829).

Almost surely, 2^5378348209 is an apocalyptic number.

It is an amenable number.

5378348209 is a deficient number, since it is larger than the sum of its proper divisors (413719107).

5378348209 is a wasteful number, since it uses less digits than its factorization.

5378348209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413719106.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 5378348209 is about 73337.2225339902. Note that the first 3 decimals coincide. The cubic root of 5378348209 is about 1752.0626790029.

The spelling of 5378348209 in words is "five billion, three hundred seventy-eight million, three hundred forty-eight thousand, two hundred nine".