133541450635457 has 8 divisors (see below), whose sum is σ = 133721870764416. Its totient is φ = 133361032355712.

The previous prime is 133541450635381. The next prime is 133541450635477. The reversal of 133541450635457 is 754536054145331.

It is a happy number.

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 133541450635457 - 2¹⁶ = 133541450569921 is a prime.

It is a super-3 number, since 3×133541450635457³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133541450635477) 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, 206600588 + ... + 207245954.

It is an arithmetic number, because the mean of its divisors is an integer number (16715233845552).

Almost surely, 2^{133541450635457} is an apocalyptic number.

It is an amenable number.

133541450635457 is a deficient number, since it is larger than the sum of its proper divisors (180420128959).

133541450635457 is an equidigital number, since it uses as much as digits as its factorization.

133541450635457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924607.

The product of its (nonzero) digits is 45360000, while the sum is 56.

The spelling of 133541450635457 in words is "one hundred thirty-three trillion, five hundred forty-one billion, four hundred fifty million, six hundred thirty-five thousand, four hundred fifty-seven".