1200332133 has 144 divisors (see below), whose sum is σ = 2412648576. Its totient is φ = 558005760.

The previous prime is 1200332131. The next prime is 1200332153. The reversal of 1200332133 is 3312330021.

1200332133 is a `hidden beast` number, since 1 + 200 + 332 + 133 = 666.

It is not a de Polignac number, because 1200332133 - 2¹ = 1200332131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200332131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4333191 + ... + 4333467.

It is an arithmetic number, because the mean of its divisors is an integer number (16754504).

Almost surely, 2^1200332133 is an apocalyptic number.

1200332133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1200332133 is an abundant number, since it is smaller than the sum of its proper divisors (1212316443).

1200332133 is a wasteful number, since it uses less digits than its factorization.

1200332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1200332133 is about 34645.8097466346. The cubic root of 1200332133 is about 1062.7566001330.

Adding to 1200332133 its reverse (3312330021), we get a palindrome (4512662154).

It can be divided in two parts, 1200 and 332133, that added together give a palindrome (333333).

The spelling of 1200332133 in words is "one billion, two hundred million, three hundred thirty-two thousand, one hundred thirty-three".