1133121200 has 30 divisors (see below), whose sum is σ = 2722324644. Its totient is φ = 453248320.

The previous prime is 1133121191. The next prime is 1133121217. The reversal of 1133121200 is 21213311.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1416002 + ... + 1416801.

Almost surely, 2^1133121200 is an apocalyptic number.

1133121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133121200 is an abundant number, since it is smaller than the sum of its proper divisors (1589203444).

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

1133121200 is a wasteful number, since it uses less digits than its factorization.

1133121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832821 (or 2832810 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1133121200 is about 33661.8656642795. The cubic root of 1133121200 is about 1042.5385471123.

Adding to 1133121200 its reverse (21213311), we get a palindrome (1154334511).

The spelling of 1133121200 in words is "one billion, one hundred thirty-three million, one hundred twenty-one thousand, two hundred".