133653342 has 16 divisors (see below), whose sum is σ = 271297152. Its totient is φ = 43886040.

The previous prime is 133653319. The next prime is 133653343. The reversal of 133653342 is 243356331.

133653342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133653343) 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 7 ways as a sum of consecutive naturals, for example, 165834 + ... + 166637.

It is an arithmetic number, because the mean of its divisors is an integer number (16956072).

Almost surely, 2^133653342 is an apocalyptic number.

133653342 is an abundant number, since it is smaller than the sum of its proper divisors (137643810).

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

133653342 is a wasteful number, since it uses less digits than its factorization.

133653342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332543.

The product of its digits is 19440, while the sum is 30.

The square root of 133653342 is about 11560.8538611990. The cubic root of 133653342 is about 511.2813378208.

The spelling of 133653342 in words is "one hundred thirty-three million, six hundred fifty-three thousand, three hundred forty-two".