133260300 has 108 divisors (see below), whose sum is σ = 439737480. Its totient is φ = 33661440.

The previous prime is 133260287. The next prime is 133260301. The reversal of 133260300 is 3062331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (133260301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13204 + ... + 20996.

Almost surely, 2^133260300 is an apocalyptic number.

133260300 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 133260300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219868740).

133260300 is an abundant number, since it is smaller than the sum of its proper divisors (306477180).

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

133260300 is a wasteful number, since it uses less digits than its factorization.

133260300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7832 (or 7822 counting only the distinct ones).

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

The square root of 133260300 is about 11543.8425145183. The cubic root of 133260300 is about 510.7796610060.

The spelling of 133260300 in words is "one hundred thirty-three million, two hundred sixty thousand, three hundred".