103500681 has 16 divisors (see below), whose sum is σ = 144374400. Its totient is φ = 65867648.

The previous prime is 103500673. The next prime is 103500703. The reversal of 103500681 is 186005301.

It is a cyclic number.

It is not a de Polignac number, because 103500681 - 2³ = 103500673 is a prime.

It is a super-2 number, since 2×103500681² = 21424781934927522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103500601) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1060 + ... + 14426.

It is an arithmetic number, because the mean of its divisors is an integer number (9023400).

Almost surely, 2^103500681 is an apocalyptic number.

It is an amenable number.

103500681 is a deficient number, since it is larger than the sum of its proper divisors (40873719).

103500681 is a wasteful number, since it uses less digits than its factorization.

103500681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13488.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 103500681 is about 10173.5284439569. The cubic root of 103500681 is about 469.5131233991.

Adding to 103500681 its reverse (186005301), we get a palindrome (289505982).

The spelling of 103500681 in words is "one hundred three million, five hundred thousand, six hundred eighty-one".