17397089 has 2 divisors, whose sum is σ = 17397090. Its totient is φ = 17397088.

The previous prime is 17397077. The next prime is 17397109. The reversal of 17397089 is 98079371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15171025 + 2226064 = 3895^2 + 1492^2 .

It is a cyclic number.

It is not a de Polignac number, because 17397089 - 2¹² = 17392993 is a prime.

It is not a weakly prime, because it can be changed into another prime (17399089) 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, 8698544 + 8698545.

It is an arithmetic number, because the mean of its divisors is an integer number (8698545).

Almost surely, 2^17397089 is an apocalyptic number.

It is an amenable number.

17397089 is a deficient number, since it is larger than the sum of its proper divisors (1).

17397089 is an equidigital number, since it uses as much as digits as its factorization.

17397089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 17397089 is about 4170.9817789101. The cubic root of 17397089 is about 259.1147854135.

The spelling of 17397089 in words is "seventeen million, three hundred ninety-seven thousand, eighty-nine".