17208011 has 2 divisors, whose sum is σ = 17208012. Its totient is φ = 17208010.

The previous prime is 17207989. The next prime is 17208013. The reversal of 17208011 is 11080271.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17208011 is a prime.

It is a super-2 number, since 2×17208011² = 592231285152242, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 17208013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17208013) 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, 8604005 + 8604006.

It is an arithmetic number, because the mean of its divisors is an integer number (8604006).

Almost surely, 2^17208011 is an apocalyptic number.

17208011 is a deficient number, since it is larger than the sum of its proper divisors (1).

17208011 is an equidigital number, since it uses as much as digits as its factorization.

17208011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

The square root of 17208011 is about 4148.2539700457. The cubic root of 17208011 is about 258.1726454973.

Adding to 17208011 its reverse (11080271), we get a palindrome (28288282).

The spelling of 17208011 in words is "seventeen million, two hundred eight thousand, eleven".