350368309 has 2 divisors, whose sum is σ = 350368310. Its totient is φ = 350368308.

The previous prime is 350368307. The next prime is 350368327. The reversal of 350368309 is 903863053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348867684 + 1500625 = 18678^2 + 1225^2 .

It is a cyclic number.

It is not a de Polignac number, because 350368309 - 2¹ = 350368307 is a prime.

Together with 350368307, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350368307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175184154 + 175184155.

It is an arithmetic number, because the mean of its divisors is an integer number (175184155).

Almost surely, 2^350368309 is an apocalyptic number.

It is an amenable number.

350368309 is a deficient number, since it is larger than the sum of its proper divisors (1).

350368309 is an equidigital number, since it uses as much as digits as its factorization.

350368309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 350368309 is about 18718.1278177066. The cubic root of 350368309 is about 704.9769849804.

The spelling of 350368309 in words is "three hundred fifty million, three hundred sixty-eight thousand, three hundred nine".