17097945 has 8 divisors (see below), whose sum is σ = 27356736. Its totient is φ = 9118896.

The previous prime is 17097923. The next prime is 17097979. The reversal of 17097945 is 54979071.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 17097945 - 2¹⁶ = 17032409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17097897 and 17097906.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 569917 + ... + 569946.

It is an arithmetic number, because the mean of its divisors is an integer number (3419592).

Almost surely, 2^17097945 is an apocalyptic number.

17097945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

17097945 is a deficient number, since it is larger than the sum of its proper divisors (10258791).

17097945 is a wasteful number, since it uses less digits than its factorization.

17097945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139871.

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 17097945 is about 4134.9661425458. The cubic root of 17097945 is about 257.6210258371.

The spelling of 17097945 in words is "seventeen million, ninety-seven thousand, nine hundred forty-five".