133532025 has 48 divisors (see below), whose sum is σ = 255037248. Its totient is φ = 60928000.

The previous prime is 133532017. The next prime is 133532051. The reversal of 133532025 is 520235331.

It is a happy number.

It is not a de Polignac number, because 133532025 - 2³ = 133532017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133531986 and 133532004.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 9265 + ... + 18785.

It is an arithmetic number, because the mean of its divisors is an integer number (5313276).

Almost surely, 2^133532025 is an apocalyptic number.

133532025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133532025 is a deficient number, since it is larger than the sum of its proper divisors (121505223).

133532025 is a wasteful number, since it uses less digits than its factorization.

133532025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9562 (or 9557 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 133532025 is about 11555.6057824763. The cubic root of 133532025 is about 511.1265944777.

Adding to 133532025 its reverse (520235331), we get a palindrome (653767356).

The spelling of 133532025 in words is "one hundred thirty-three million, five hundred thirty-two thousand, twenty-five".