1133153280 has 352 divisors, whose sum is σ = 4606241280. Its totient is φ = 258785280.

The previous prime is 1133153257. The next prime is 1133153299. The reversal of 1133153280 is 823513311.

1133153280 is a `hidden beast` number, since 1 + 1 + 331 + 5 + 328 + 0 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 967095 + ... + 968265.

Almost surely, 2^1133153280 is an apocalyptic number.

1133153280 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 1133153280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2303120640).

1133153280 is an abundant number, since it is smaller than the sum of its proper divisors (3473088000).

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

1133153280 is a wasteful number, since it uses less digits than its factorization.

1133153280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1133153280 is about 33662.3421645019. The cubic root of 1133153280 is about 1042.5483855189.

Adding to 1133153280 its reverse (823513311), we get a palindrome (1956666591).

The spelling of 1133153280 in words is "one billion, one hundred thirty-three million, one hundred fifty-three thousand, two hundred eighty".