350203823 has 2 divisors, whose sum is σ = 350203824. Its totient is φ = 350203822.

The previous prime is 350203817. The next prime is 350203871. The reversal of 350203823 is 328302053.

It is a weak prime.

It is an emirp because it is prime and its reverse (328302053) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350203823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 350203792 and 350203801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350203873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175101911 + 175101912.

It is an arithmetic number, because the mean of its divisors is an integer number (175101912).

Almost surely, 2^350203823 is an apocalyptic number.

350203823 is a deficient number, since it is larger than the sum of its proper divisors (1).

350203823 is an equidigital number, since it uses as much as digits as its factorization.

350203823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 350203823 is about 18713.7335398365. The cubic root of 350203823 is about 704.8666468093.

Adding to 350203823 its reverse (328302053), we get a palindrome (678505876).

The spelling of 350203823 in words is "three hundred fifty million, two hundred three thousand, eight hundred twenty-three".