1104203123 has 4 divisors (see below), whose sum is σ = 1104287520. Its totient is φ = 1104118728.

The previous prime is 1104203119. The next prime is 1104203131. The reversal of 1104203123 is 3213024011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1104203123 - 2² = 1104203119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1104209123) 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, 17915 + ... + 50292.

It is an arithmetic number, because the mean of its divisors is an integer number (276071880).

Almost surely, 2^1104203123 is an apocalyptic number.

1104203123 is a deficient number, since it is larger than the sum of its proper divisors (84397).

1104203123 is an equidigital number, since it uses as much as digits as its factorization.

1104203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84396.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1104203123 is about 33229.5519530432. The cubic root of 1104203123 is about 1033.5932323598.

Adding to 1104203123 its reverse (3213024011), we get a palindrome (4317227134).

The spelling of 1104203123 in words is "one billion, one hundred four million, two hundred three thousand, one hundred twenty-three".