17082991 has 2 divisors, whose sum is σ = 17082992. Its totient is φ = 17082990.

The previous prime is 17082983. The next prime is 17083007. The reversal of 17082991 is 19928071.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17082991 - 2³ = 17082983 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 17082991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17082971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8541495 + 8541496.

It is an arithmetic number, because the mean of its divisors is an integer number (8541496).

Almost surely, 2^17082991 is an apocalyptic number.

17082991 is a deficient number, since it is larger than the sum of its proper divisors (1).

17082991 is an equidigital number, since it uses as much as digits as its factorization.

17082991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 17082991 is about 4133.1575097013. The cubic root of 17082991 is about 257.5458981244.

The spelling of 17082991 in words is "seventeen million, eighty-two thousand, nine hundred ninety-one".