17317049 has 2 divisors, whose sum is σ = 17317050. Its totient is φ = 17317048.

The previous prime is 17317043. The next prime is 17317063. The reversal of 17317049 is 94071371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17305600 + 11449 = 4160^2 + 107^2 .

It is an emirp because it is prime and its reverse (94071371) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17317049 - 2¹⁶ = 17251513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17317043) 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, 8658524 + 8658525.

It is an arithmetic number, because the mean of its divisors is an integer number (8658525).

Almost surely, 2^17317049 is an apocalyptic number.

It is an amenable number.

17317049 is a deficient number, since it is larger than the sum of its proper divisors (1).

17317049 is an equidigital number, since it uses as much as digits as its factorization.

17317049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 17317049 is about 4161.3758542098. The cubic root of 17317049 is about 258.7167986214.

The spelling of 17317049 in words is "seventeen million, three hundred seventeen thousand, forty-nine".