133353350204521 has 8 divisors (see below), whose sum is σ = 142784155541160. Its totient is φ = 124098821603328.

The previous prime is 133353350204507. The next prime is 133353350204561. The reversal of 133353350204521 is 125402053353331.

It can be written as a sum of positive squares in 4 ways, for example, as 1755996019600 + 131597354184921 = 1325140^2 + 11471589^2 .

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 133353350204521 - 2¹¹ = 133353350202473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133353350204561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44069182296 + ... + 44069185321.

It is an arithmetic number, because the mean of its divisors is an integer number (17848019442645).

Almost surely, 2^{133353350204521} is an apocalyptic number.

It is an amenable number.

133353350204521 is a deficient number, since it is larger than the sum of its proper divisors (9430805336639).

133353350204521 is an equidigital number, since it uses as much as digits as its factorization.

133353350204521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88138367723.

The product of its (nonzero) digits is 486000, while the sum is 40.

The spelling of 133353350204521 in words is "one hundred thirty-three trillion, three hundred fifty-three billion, three hundred fifty million, two hundred four thousand, five hundred twenty-one".