239982000317 has 2 divisors, whose sum is σ = 239982000318. Its totient is φ = 239982000316.

The previous prime is 239982000289. The next prime is 239982000341. The reversal of 239982000317 is 713000289932.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201085877476 + 38896122841 = 448426^2 + 197221^2 .

It is a cyclic number.

It is not a de Polignac number, because 239982000317 - 2¹⁰ = 239981999293 is a prime.

It is a super-2 number, since 2×239982000317² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239982000347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119991000158 + 119991000159.

It is an arithmetic number, because the mean of its divisors is an integer number (119991000159).

Almost surely, 2^239982000317 is an apocalyptic number.

It is an amenable number.

239982000317 is a deficient number, since it is larger than the sum of its proper divisors (1).

239982000317 is an equidigital number, since it uses as much as digits as its factorization.

239982000317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 239982000317 in words is "two hundred thirty-nine billion, nine hundred eighty-two million, three hundred seventeen", and thus it is an aban number.