103203017 has 2 divisors, whose sum is σ = 103203018. Its totient is φ = 103203016.

The previous prime is 103203011. The next prime is 103203071. The reversal of 103203017 is 710302301.

Together with next prime (103203071) 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., 64464841 + 38738176 = 8029^2 + 6224^2 .

It is a cyclic number.

It is not a de Polignac number, because 103203017 - 2¹⁰ = 103201993 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 103202986 and 103203004.

It is not a weakly prime, because it can be changed into another prime (103203011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51601508 + 51601509.

It is an arithmetic number, because the mean of its divisors is an integer number (51601509).

Almost surely, 2^103203017 is an apocalyptic number.

It is an amenable number.

103203017 is a deficient number, since it is larger than the sum of its proper divisors (1).

103203017 is an equidigital number, since it uses as much as digits as its factorization.

103203017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 103203017 is about 10158.8885710987. Note that the first 3 decimals coincide. The cubic root of 103203017 is about 469.0625906224.

Adding to 103203017 its reverse (710302301), we get a palindrome (813505318).

The spelling of 103203017 in words is "one hundred three million, two hundred three thousand, seventeen".