5209519330 has 16 divisors (see below), whose sum is σ = 9393625080. Its totient is φ = 2080143232.

The previous prime is 5209519309. The next prime is 5209519331. The reversal of 5209519330 is 339159025.

It is a Cunningham number, because it is equal to 72177²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 3971394361 + 1238124969 = 63019^2 + 35187^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5209519330.

It is not an unprimeable number, because it can be changed into a prime (5209519331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452089 + ... + 463468.

Almost surely, 2^5209519330 is an apocalyptic number.

5209519330 is a deficient number, since it is larger than the sum of its proper divisors (4184105750).

5209519330 is a wasteful number, since it uses less digits than its factorization.

5209519330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916133.

The product of its (nonzero) digits is 36450, while the sum is 37.

The square root of 5209519330 is about 72177.0000069274. Note that the first 5 decimals coincide. The cubic root of 5209519330 is about 1733.5347477567.

The spelling of 5209519330 in words is "five billion, two hundred nine million, five hundred nineteen thousand, three hundred thirty".