133520655053 has 4 divisors (see below), whose sum is σ = 135129337728. Its totient is φ = 131911972380.

The previous prime is 133520655019. The next prime is 133520655091. The reversal of 133520655053 is 350556025331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133520655053 - 2³⁶ = 64801178317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133520654998 and 133520655016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133520675053) 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, 804341213 + ... + 804341378.

It is an arithmetic number, because the mean of its divisors is an integer number (33782334432).

Almost surely, 2^133520655053 is an apocalyptic number.

It is an amenable number.

133520655053 is a deficient number, since it is larger than the sum of its proper divisors (1608682675).

133520655053 is an equidigital number, since it uses as much as digits as its factorization.

133520655053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608682674.

The product of its (nonzero) digits is 202500, while the sum is 38.

The spelling of 133520655053 in words is "one hundred thirty-three billion, five hundred twenty million, six hundred fifty-five thousand, fifty-three".