133531405431063 has 8 divisors (see below), whose sum is σ = 178045104850800. Its totient is φ = 89019321482688.

The previous prime is 133531405431029. The next prime is 133531405431071. The reversal of 133531405431063 is 360134504135331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133531405431063 - 2²⁹ = 133530868560151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133531405431163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403674958 + ... + 404005611.

It is an arithmetic number, because the mean of its divisors is an integer number (22255638106350).

Almost surely, 2^{133531405431063} is an apocalyptic number.

133531405431063 is a deficient number, since it is larger than the sum of its proper divisors (44513699419737).

133531405431063 is an equidigital number, since it uses as much as digits as its factorization.

133531405431063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807735681.

The product of its (nonzero) digits is 583200, while the sum is 42.

Adding to 133531405431063 its reverse (360134504135331), we get a palindrome (493665909566394).

The spelling of 133531405431063 in words is "one hundred thirty-three trillion, five hundred thirty-one billion, four hundred five million, four hundred thirty-one thousand, sixty-three".