1123234000 has 80 divisors (see below), whose sum is σ = 3104015616. Its totient is φ = 385104000.

The previous prime is 1123233983. The next prime is 1123234009. The reversal of 1123234000 is 4323211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123234009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26116 + ... + 54115.

Almost surely, 2^1123234000 is an apocalyptic number.

1123234000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123234000 is an abundant number, since it is smaller than the sum of its proper divisors (1980781616).

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

1123234000 is an equidigital number, since it uses as much as digits as its factorization.

1123234000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80261 (or 80245 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1123234000 is about 33514.6833492426. The cubic root of 1123234000 is about 1039.4974149534.

Adding to 1123234000 its reverse (4323211), we get a palindrome (1127557211).

The spelling of 1123234000 in words is "one billion, one hundred twenty-three million, two hundred thirty-four thousand".