1133553312 has 192 divisors, whose sum is σ = 3458851200. Its totient is φ = 360806400.

The previous prime is 1133553307. The next prime is 1133553397. The reversal of 1133553312 is 2133553311.

1133553312 is a `hidden beast` number, since 11 + 335 + 5 + 3 + 312 = 666.

It is a super-2 number, since 2×1133553312² = 2569886222292338688, which contains 22 as substring.

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

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1885812 + ... + 1886412.

It is an arithmetic number, because the mean of its divisors is an integer number (18014850).

Almost surely, 2^1133553312 is an apocalyptic number.

1133553312 is a gapful number since it is divisible by the number (12) 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 1133553312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1729425600).

1133553312 is an abundant number, since it is smaller than the sum of its proper divisors (2325297888).

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

1133553312 is a wasteful number, since it uses less digits than its factorization.

1133553312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716 (or 702 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 1133553312 is about 33668.2834727285. The cubic root of 1133553312 is about 1042.6710531391.

Subtracting 1133553312 from its reverse (2133553311), we obtain a palindrome (999999999).

The spelling of 1133553312 in words is "one billion, one hundred thirty-three million, five hundred fifty-three thousand, three hundred twelve".