203314303417 has 2 divisors, whose sum is σ = 203314303418. Its totient is φ = 203314303416.

The previous prime is 203314303397. The next prime is 203314303471. The reversal of 203314303417 is 714303413302.

Together with next prime (203314303471) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147760284816 + 55554018601 = 384396^2 + 235699^2 .

It is a cyclic number.

It is not a de Polignac number, because 203314303417 - 2⁷ = 203314303289 is a prime.

It is not a weakly prime, because it can be changed into another prime (203314303477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101657151708 + 101657151709.

It is an arithmetic number, because the mean of its divisors is an integer number (101657151709).

Almost surely, 2^203314303417 is an apocalyptic number.

It is an amenable number.

203314303417 is a deficient number, since it is larger than the sum of its proper divisors (1).

203314303417 is an equidigital number, since it uses as much as digits as its factorization.

203314303417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 31.

Adding to 203314303417 its reverse (714303413302), we get a palindrome (917617716719).

The spelling of 203314303417 in words is "two hundred three billion, three hundred fourteen million, three hundred three thousand, four hundred seventeen".