1123133004 has 36 divisors (see below), whose sum is σ = 3244607184. Its totient is φ = 320895072.

The previous prime is 1123132991. The next prime is 1123133047. The reversal of 1123133004 is 4003313211.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1123133004² = 2522855489348128032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2228187 + ... + 2228690.

Almost surely, 2^1123133004 is an apocalyptic number.

1123133004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1123133004 is an abundant number, since it is smaller than the sum of its proper divisors (2121474180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123133004 is a wasteful number, since it uses less digits than its factorization.

1123133004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456894 (or 4456889 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1123133004 is about 33513.1765728049. The cubic root of 1123133004 is about 1039.4662584215.

Adding to 1123133004 its reverse (4003313211), we get a palindrome (5126446215).

The spelling of 1123133004 in words is "one billion, one hundred twenty-three million, one hundred thirty-three thousand, four".