1123404004 has 12 divisors (see below), whose sum is σ = 1989643824. Its totient is φ = 554934344.

The previous prime is 1123403971. The next prime is 1123404041. The reversal of 1123404004 is 4004043211.

It is a super-3 number, since 3×1123404004³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691542 + ... + 1692205.

It is an arithmetic number, because the mean of its divisors is an integer number (165803652).

Almost surely, 2^1123404004 is an apocalyptic number.

It is an amenable number.

1123404004 is a deficient number, since it is larger than the sum of its proper divisors (866239820).

1123404004 is a wasteful number, since it uses less digits than its factorization.

1123404004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3383834 (or 3383832 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1123404004 is about 33517.2195147509. The cubic root of 1123404004 is about 1039.5498557341.

Adding to 1123404004 its reverse (4004043211), we get a palindrome (5127447215).

The spelling of 1123404004 in words is "one billion, one hundred twenty-three million, four hundred four thousand, four".