135133500 has 48 divisors (see below), whose sum is σ = 393513120. Its totient is φ = 36035200.

The previous prime is 135133469. The next prime is 135133501. The reversal of 135133500 is 5331531.

It is a happy number.

135133500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×135133500² = 36522125644500000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135133501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43545 + ... + 46544.

It is an arithmetic number, because the mean of its divisors is an integer number (8198190).

Almost surely, 2^135133500 is an apocalyptic number.

135133500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135133500 is an abundant number, since it is smaller than the sum of its proper divisors (258379620).

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

135133500 is a wasteful number, since it uses less digits than its factorization.

135133500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90111 (or 90099 counting only the distinct ones).

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 135133500 is about 11624.6935443477. The cubic root of 135133500 is about 513.1618259154.

The spelling of 135133500 in words is "one hundred thirty-five million, one hundred thirty-three thousand, five hundred".