133232055 has 32 divisors (see below), whose sum is σ = 233549568. Its totient is φ = 64320000.

The previous prime is 133232053. The next prime is 133232059. The reversal of 133232055 is 550232331.

It is a happy number.

It is not a de Polignac number, because 133232055 - 2¹ = 133232053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133232051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39807 + ... + 43023.

It is an arithmetic number, because the mean of its divisors is an integer number (7298424).

Almost surely, 2^133232055 is an apocalyptic number.

133232055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133232055 is a deficient number, since it is larger than the sum of its proper divisors (100317513).

133232055 is a wasteful number, since it uses less digits than its factorization.

133232055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3487.

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

The square root of 133232055 is about 11542.6190702111. The cubic root of 133232055 is about 510.7435712605.

Adding to 133232055 its reverse (550232331), we get a palindrome (683464386).

The spelling of 133232055 in words is "one hundred thirty-three million, two hundred thirty-two thousand, fifty-five".