10001035603 has 8 divisors (see below), whose sum is σ = 10821393296. Its totient is φ = 9187970400.

The previous prime is 10001035601. The next prime is 10001035619. The reversal of 10001035603 is 30653010001.

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 10001035603 - 2¹ = 10001035601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001035601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1820268 + ... + 1825753.

It is an arithmetic number, because the mean of its divisors is an integer number (1352674162).

Almost surely, 2^10001035603 is an apocalyptic number.

10001035603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10001035603 is a deficient number, since it is larger than the sum of its proper divisors (820357693).

10001035603 is a wasteful number, since it uses less digits than its factorization.

10001035603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646245.

The product of its (nonzero) digits is 270, while the sum is 19.

Adding to 10001035603 its reverse (30653010001), we get a palindrome (40654045604).

The spelling of 10001035603 in words is "ten billion, one million, thirty-five thousand, six hundred three".