10113003503 has 8 divisors (see below), whose sum is σ = 10997289072. Its totient is φ = 9260873856.

The previous prime is 10113003491. The next prime is 10113003533. The reversal of 10113003503 is 30530031101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10113003503 - 2⁸ = 10113003247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113003533) 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, 8038325 + ... + 8039582.

It is an arithmetic number, because the mean of its divisors is an integer number (1374661134).

Almost surely, 2^10113003503 is an apocalyptic number.

10113003503 is a deficient number, since it is larger than the sum of its proper divisors (884285569).

10113003503 is a wasteful number, since it uses less digits than its factorization.

10113003503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16077961.

The product of its (nonzero) digits is 135, while the sum is 17.

Adding to 10113003503 its reverse (30530031101), we get a palindrome (40643034604).

The spelling of 10113003503 in words is "ten billion, one hundred thirteen million, three thousand, five hundred three".