133250500 has 48 divisors (see below), whose sum is σ = 303698304. Its totient is φ = 50978400.

The previous prime is 133250489. The next prime is 133250519. The reversal of 133250500 is 5052331.

133250500 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

133250500 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5707 + ... + 17293.

It is an arithmetic number, because the mean of its divisors is an integer number (6327048).

Almost surely, 2^133250500 is an apocalyptic number.

133250500 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 133250500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151849152).

133250500 is an abundant number, since it is smaller than the sum of its proper divisors (170447804).

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

133250500 is a wasteful number, since it uses less digits than its factorization.

133250500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11629 (or 11617 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 133250500 is about 11543.4180379990. The cubic root of 133250500 is about 510.7671397390.

The spelling of 133250500 in words is "one hundred thirty-three million, two hundred fifty thousand, five hundred".