1133253000 has 192 divisors, whose sum is σ = 4178977920. Its totient is φ = 274704000.

The previous prime is 1133252993. The next prime is 1133253001. The reversal of 1133253000 is 3523311.

1133253000 is a `hidden beast` number, since 1 + 133 + 2 + 530 + 0 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1133253001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93277 + ... + 104723.

It is an arithmetic number, because the mean of its divisors is an integer number (21765510).

Almost surely, 2^1133253000 is an apocalyptic number.

1133253000 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 1133253000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2089488960).

1133253000 is an abundant number, since it is smaller than the sum of its proper divisors (3045724920).

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

1133253000 is a wasteful number, since it uses less digits than its factorization.

1133253000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11485 (or 11468 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 1133253000 is about 33663.8233122740. The cubic root of 1133253000 is about 1042.5789668113.

Adding to 1133253000 its reverse (3523311), we get a palindrome (1136776311).

The spelling of 1133253000 in words is "one billion, one hundred thirty-three million, two hundred fifty-three thousand".