17090045 has 8 divisors (see below), whose sum is σ = 23437824. Its totient is φ = 11718864.

The previous prime is 17090039. The next prime is 17090053. The reversal of 17090045 is 54009071.

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

It is a cyclic number.

It is not a de Polignac number, because 17090045 - 2¹⁰ = 17089021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 17089996 and 17090023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244109 + ... + 244178.

It is an arithmetic number, because the mean of its divisors is an integer number (2929728).

Almost surely, 2^17090045 is an apocalyptic number.

It is an amenable number.

17090045 is a deficient number, since it is larger than the sum of its proper divisors (6347779).

17090045 is an equidigital number, since it uses as much as digits as its factorization.

17090045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488299.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 17090045 is about 4134.0107643788. The cubic root of 17090045 is about 257.5813423227.

The spelling of 17090045 in words is "seventeen million, ninety thousand, forty-five".