1100404103 has 4 divisors (see below), whose sum is σ = 1119055080. Its totient is φ = 1081753128.

The previous prime is 1100404069. The next prime is 1100404153. The reversal of 1100404103 is 3014040011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3014040011 = 41 ⋅73513171.

It is a cyclic number.

It is not a de Polignac number, because 1100404103 - 2²⁰ = 1099355527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100404153) 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, 9325400 + ... + 9325517.

It is an arithmetic number, because the mean of its divisors is an integer number (279763770).

Almost surely, 2^1100404103 is an apocalyptic number.

1100404103 is a deficient number, since it is larger than the sum of its proper divisors (18650977).

1100404103 is an equidigital number, since it uses as much as digits as its factorization.

1100404103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18650976.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1100404103 is about 33172.3394260941. The cubic root of 1100404103 is about 1032.4065083109.

Adding to 1100404103 its reverse (3014040011), we get a palindrome (4114444114).

The spelling of 1100404103 in words is "one billion, one hundred million, four hundred four thousand, one hundred three".