133205327 has 4 divisors (see below), whose sum is σ = 133265616. Its totient is φ = 133145040.

The previous prime is 133205311. The next prime is 133205341. The reversal of 133205327 is 723502331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 723502331 = 211 ⋅3428921.

It is a cyclic number.

It is not a de Polignac number, because 133205327 - 2⁴ = 133205311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133205296 and 133205305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133205027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26699 + ... + 31292.

It is an arithmetic number, because the mean of its divisors is an integer number (33316404).

Almost surely, 2^133205327 is an apocalyptic number.

133205327 is a deficient number, since it is larger than the sum of its proper divisors (60289).

133205327 is an equidigital number, since it uses as much as digits as its factorization.

133205327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60288.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 133205327 is about 11541.4612159813. The cubic root of 133205327 is about 510.7094151481.

Adding to 133205327 its reverse (723502331), we get a palindrome (856707658).

The spelling of 133205327 in words is "one hundred thirty-three million, two hundred five thousand, three hundred twenty-seven".