509682937147 has 2 divisors, whose sum is σ = 509682937148. Its totient is φ = 509682937146.

The previous prime is 509682937121. The next prime is 509682937163. The reversal of 509682937147 is 741739286905.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 509682937147 - 2²⁷ = 509548719419 is a prime.

It is not a weakly prime, because it can be changed into another prime (509682937177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254841468573 + 254841468574.

It is an arithmetic number, because the mean of its divisors is an integer number (254841468574).

It is a 2-persistent number, because it is pandigital, and so is 2⋅509682937147 = 1019365874294, but 3⋅509682937147 = 1529048811441 is not.

Almost surely, 2^509682937147 is an apocalyptic number.

509682937147 is a deficient number, since it is larger than the sum of its proper divisors (1).

509682937147 is an equidigital number, since it uses as much as digits as its factorization.

509682937147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22861440, while the sum is 61.

The spelling of 509682937147 in words is "five hundred nine billion, six hundred eighty-two million, nine hundred thirty-seven thousand, one hundred forty-seven".