133103300 has 72 divisors (see below), whose sum is σ = 328853952. Its totient is φ = 46288000.

The previous prime is 133103297. The next prime is 133103317. The reversal of 133103300 is 3301331.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 22670 + ... + 27930.

It is an arithmetic number, because the mean of its divisors is an integer number (4567416).

Almost surely, 2^133103300 is an apocalyptic number.

133103300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133103300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164426976).

133103300 is an abundant number, since it is smaller than the sum of its proper divisors (195750652).

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

133103300 is a wasteful number, since it uses less digits than its factorization.

133103300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309 (or 5302 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 133103300 is about 11537.0403483736. The cubic root of 133103300 is about 510.5789912887.

Adding to 133103300 its reverse (3301331), we get a palindrome (136404631).

The spelling of 133103300 in words is "one hundred thirty-three million, one hundred three thousand, three hundred".