133001200 has 60 divisors (see below), whose sum is σ = 338348880. Its totient is φ = 50068480.

The previous prime is 133001123. The next prime is 133001207. The reversal of 133001200 is 2100331.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133001207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2980 + ... + 16579.

It is an arithmetic number, because the mean of its divisors is an integer number (5639148).

Almost surely, 2^133001200 is an apocalyptic number.

133001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133001200 is an abundant number, since it is smaller than the sum of its proper divisors (205347680).

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

133001200 is a wasteful number, since it uses less digits than its factorization.

133001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19594 (or 19583 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 133001200 is about 11532.6146211516. The cubic root of 133001200 is about 510.4484073741.

Adding to 133001200 its reverse (2100331), we get a palindrome (135101531).

The spelling of 133001200 in words is "one hundred thirty-three million, one thousand, two hundred".