103217859 has 24 divisors (see below), whose sum is σ = 157146912. Its totient is φ = 65155200.

The previous prime is 103217843. The next prime is 103217867. The reversal of 103217859 is 958712301.

It is not a de Polignac number, because 103217859 - 2⁴ = 103217843 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (103217819) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18439 + ... + 23375.

It is an arithmetic number, because the mean of its divisors is an integer number (6547788).

Almost surely, 2^103217859 is an apocalyptic number.

103217859 is a deficient number, since it is larger than the sum of its proper divisors (53929053).

103217859 is a wasteful number, since it uses less digits than its factorization.

103217859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5067 (or 5064 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 103217859 is about 10159.6190381333. The cubic root of 103217859 is about 469.0850754085.

The spelling of 103217859 in words is "one hundred three million, two hundred seventeen thousand, eight hundred fifty-nine".