1133153228 has 12 divisors (see below), whose sum is σ = 1983541560. Its totient is φ = 566427072.

The previous prime is 1133153227. The next prime is 1133153249. The reversal of 1133153228 is 8223513311.

It is a self number, because there is not a number n which added to its sum of digits gives 1133153228.

It is not an unprimeable number, because it can be changed into a prime (1133153227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19373 + ... + 51396.

It is an arithmetic number, because the mean of its divisors is an integer number (165295130).

Almost surely, 2^1133153228 is an apocalyptic number.

It is an amenable number.

1133153228 is a deficient number, since it is larger than the sum of its proper divisors (850388332).

1133153228 is a wasteful number, since it uses less digits than its factorization.

1133153228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74776 (or 74774 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 1133153228 is about 33662.3413921254. The cubic root of 1133153228 is about 1042.5483695715.

Adding to 1133153228 its reverse (8223513311), we get a palindrome (9356666539).

The spelling of 1133153228 in words is "one billion, one hundred thirty-three million, one hundred fifty-three thousand, two hundred twenty-eight".