103561335603 has 24 divisors (see below), whose sum is σ = 163206927936. Its totient is φ = 62756996400.

The previous prime is 103561335589. The next prime is 103561335611. The reversal of 103561335603 is 306533165301.

103561335603 is a `hidden beast` number, since 1 + 0 + 3 + 5 + 6 + 13 + 35 + 603 = 666.

It is not a de Polignac number, because 103561335603 - 2⁹ = 103561335091 is a prime.

It is a super-3 number, since 3×103561335603³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (103561335103) 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, 842476 + ... + 957542.

It is an arithmetic number, because the mean of its divisors is an integer number (6800288664).

Almost surely, 2^103561335603 is an apocalyptic number.

103561335603 is a deficient number, since it is larger than the sum of its proper divisors (59645592333).

103561335603 is a wasteful number, since it uses less digits than its factorization.

103561335603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124175 (or 124172 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 36.

The spelling of 103561335603 in words is "one hundred three billion, five hundred sixty-one million, three hundred thirty-five thousand, six hundred three".