1133122000 has 80 divisors (see below), whose sum is σ = 2884190400. Its totient is φ = 429379200.

The previous prime is 1133121989. The next prime is 1133122007. The reversal of 1133122000 is 2213311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133122007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23091 + ... + 52909.

It is an arithmetic number, because the mean of its divisors is an integer number (36052380).

Almost surely, 2^1133122000 is an apocalyptic number.

1133122000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1133122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1442095200).

1133122000 is an abundant number, since it is smaller than the sum of its proper divisors (1751068400).

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

1133122000 is a wasteful number, since it uses less digits than its factorization.

1133122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29861 (or 29845 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1133122000 is about 33661.8775471601. The cubic root of 1133122000 is about 1042.5387924614.

Adding to 1133122000 its reverse (2213311), we get a palindrome (1135335311).

The spelling of 1133122000 in words is "one billion, one hundred thirty-three million, one hundred twenty-two thousand".