133113300 has 36 divisors (see below), whose sum is σ = 385142016. Its totient is φ = 35496800.

The previous prime is 133113283. The next prime is 133113301. The reversal of 133113300 is 3311331.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 133113300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133113301) 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 11 ways as a sum of consecutive naturals, for example, 221556 + ... + 222155.

Almost surely, 2^133113300 is an apocalyptic number.

133113300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133113300 is an abundant number, since it is smaller than the sum of its proper divisors (252028716).

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

133113300 is a wasteful number, since it uses less digits than its factorization.

133113300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443728 (or 443721 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 133113300 is about 11537.4737269473. The cubic root of 133113300 is about 510.5917775033.

Adding to 133113300 its reverse (3311331), we get a palindrome (136424631).

The spelling of 133113300 in words is "one hundred thirty-three million, one hundred thirteen thousand, three hundred".