133527 has 8 divisors (see below), whose sum is σ = 182016. Its totient is φ = 87032.

The previous prime is 133519. The next prime is 133541. The reversal of 133527 is 725331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133527 - 2³ = 133519 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333 + ... + 614.

It is an arithmetic number, because the mean of its divisors is an integer number (22752).

2¹³³⁵²⁷ is an apocalyptic number.

133527 is a deficient number, since it is larger than the sum of its proper divisors (48489).

133527 is an equidigital number, since it uses as much as digits as its factorization.

133527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997.

The product of its digits is 630, while the sum is 21.

The square root of 133527 is about 365.4134644482. The cubic root of 133527 is about 51.1120182924.

Adding to 133527 its reverse (725331), we get a palindrome (858858).

The spelling of 133527 in words is "one hundred thirty-three thousand, five hundred twenty-seven".