1133021208 has 32 divisors (see below), whose sum is σ = 3090058560. Its totient is φ = 343339680.

The previous prime is 1133021189. The next prime is 1133021209. The reversal of 1133021208 is 8021203311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133021209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145610 + ... + 2146137.

It is an arithmetic number, because the mean of its divisors is an integer number (96564330).

Almost surely, 2^1133021208 is an apocalyptic number.

It is an amenable number.

1133021208 is an abundant number, since it is smaller than the sum of its proper divisors (1957037352).

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

1133021208 is a wasteful number, since it uses less digits than its factorization.

1133021208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291767 (or 4291763 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1133021208 is about 33660.3803900075. The cubic root of 1133021208 is about 1042.5078800249.

Adding to 1133021208 its reverse (8021203311), we get a palindrome (9154224519).

The spelling of 1133021208 in words is "one billion, one hundred thirty-three million, twenty-one thousand, two hundred eight".