319509341 has 2 divisors, whose sum is σ = 319509342. Its totient is φ = 319509340.

The previous prime is 319509313. The next prime is 319509347. The reversal of 319509341 is 143905913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219928900 + 99580441 = 14830^2 + 9979^2 .

It is a cyclic number.

It is not a de Polignac number, because 319509341 - 2¹⁰ = 319508317 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319509347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159754670 + 159754671.

It is an arithmetic number, because the mean of its divisors is an integer number (159754671).

Almost surely, 2^319509341 is an apocalyptic number.

It is an amenable number.

319509341 is a deficient number, since it is larger than the sum of its proper divisors (1).

319509341 is an equidigital number, since it uses as much as digits as its factorization.

319509341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 319509341 is about 17874.8242229120. The cubic root of 319509341 is about 683.6406102220.

The spelling of 319509341 in words is "three hundred nineteen million, five hundred nine thousand, three hundred forty-one".