133054564040421 has 4 divisors (see below), whose sum is σ = 177406085387232. Its totient is φ = 88703042693612.

The previous prime is 133054564040413. The next prime is 133054564040483. The reversal of 133054564040421 is 124040465450331.

133054564040421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 133054564040421 - 2³ = 133054564040413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133054565040421) 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, 22175760673401 + ... + 22175760673406.

It is an arithmetic number, because the mean of its divisors is an integer number (44351521346808).

Almost surely, 2^{133054564040421} is an apocalyptic number.

It is an amenable number.

133054564040421 is a deficient number, since it is larger than the sum of its proper divisors (44351521346811).

133054564040421 is an equidigital number, since it uses as much as digits as its factorization.

133054564040421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44351521346810.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 133054564040421 in words is "one hundred thirty-three trillion, fifty-four billion, five hundred sixty-four million, forty thousand, four hundred twenty-one".