1103054003 has 4 divisors (see below), whose sum is σ = 1110457200. Its totient is φ = 1095650808.

The previous prime is 1103053961. The next prime is 1103054009. The reversal of 1103054003 is 3004503011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3004503011 = 17863 ⋅168197.

It is a cyclic number.

It is not a de Polignac number, because 1103054003 - 2⁸ = 1103053747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103054009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3701375 + ... + 3701672.

It is an arithmetic number, because the mean of its divisors is an integer number (277614300).

Almost surely, 2^1103054003 is an apocalyptic number.

1103054003 is a deficient number, since it is larger than the sum of its proper divisors (7403197).

1103054003 is an equidigital number, since it uses as much as digits as its factorization.

1103054003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403196.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 1103054003 is about 33212.2568188312. The cubic root of 1103054003 is about 1033.2345619663.

Adding to 1103054003 its reverse (3004503011), we get a palindrome (4107557014).

The spelling of 1103054003 in words is "one billion, one hundred three million, fifty-four thousand, three".