45017 has 8 divisors (see below), whose sum is σ = 52800. Its totient is φ = 37584.

The previous prime is 45013. The next prime is 45053. The reversal of 45017 is 71054.

It is a happy number.

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 45017 - 2² = 45013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44986 and 45004.

It is not an unprimeable number, because it can be changed into a prime (45013) 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 in 7 ways as a sum of consecutive naturals, for example, 359 + ... + 467.

It is an arithmetic number, because the mean of its divisors is an integer number (6600).

2⁴⁵⁰¹⁷ is an apocalyptic number.

It is an amenable number.

45017 is a deficient number, since it is larger than the sum of its proper divisors (7783).

45017 is a wasteful number, since it uses less digits than its factorization.

45017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 45017 is about 212.1720999566. The cubic root of 45017 is about 35.5734115318.

The spelling of 45017 in words is "forty-five thousand, seventeen".