17053321 has 2 divisors, whose sum is σ = 17053322. Its totient is φ = 17053320.

The previous prime is 17053319. The next prime is 17053331. The reversal of 17053321 is 12335071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15515721 + 1537600 = 3939^2 + 1240^2 .

It is a cyclic number.

It is not a de Polignac number, because 17053321 - 2¹ = 17053319 is a prime.

Together with 17053319, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 17053292 and 17053301.

It is not a weakly prime, because it can be changed into another prime (17053331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8526660 + 8526661.

It is an arithmetic number, because the mean of its divisors is an integer number (8526661).

Almost surely, 2^17053321 is an apocalyptic number.

It is an amenable number.

17053321 is a deficient number, since it is larger than the sum of its proper divisors (1).

17053321 is an equidigital number, since it uses as much as digits as its factorization.

17053321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 17053321 is about 4129.5666842903. The cubic root of 17053321 is about 257.3967085013.

Adding to 17053321 its reverse (12335071), we get a palindrome (29388392).

The spelling of 17053321 in words is "seventeen million, fifty-three thousand, three hundred twenty-one".