1103013203 has 8 divisors (see below), whose sum is σ = 1109073168. Its totient is φ = 1096964224.

The previous prime is 1103013181. The next prime is 1103013217. The reversal of 1103013203 is 3023103011.

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 1103013203 - 2¹⁸ = 1102751059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103013293) 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, 268775 + ... + 272847.

It is an arithmetic number, because the mean of its divisors is an integer number (138634146).

Almost surely, 2^1103013203 is an apocalyptic number.

1103013203 is a deficient number, since it is larger than the sum of its proper divisors (6059965).

1103013203 is a wasteful number, since it uses less digits than its factorization.

1103013203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5493.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1103013203 is about 33211.6425820826. The cubic root of 1103013203 is about 1033.2218226414.

Adding to 1103013203 its reverse (3023103011), we get a palindrome (4126116214).

The spelling of 1103013203 in words is "one billion, one hundred three million, thirteen thousand, two hundred three".