133030321617 has 4 divisors (see below), whose sum is σ = 177373762160. Its totient is φ = 88686881076.

The previous prime is 133030321609. The next prime is 133030321649. The reversal of 133030321617 is 716123030331.

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 not a de Polignac number, because 133030321617 - 2³ = 133030321609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133030321117) 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 3 ways as a sum of consecutive naturals, for example, 22171720267 + ... + 22171720272.

It is an arithmetic number, because the mean of its divisors is an integer number (44343440540).

Almost surely, 2^133030321617 is an apocalyptic number.

It is an amenable number.

133030321617 is a deficient number, since it is larger than the sum of its proper divisors (44343440543).

133030321617 is an equidigital number, since it uses as much as digits as its factorization.

133030321617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44343440542.

The product of its (nonzero) digits is 6804, while the sum is 30.

Adding to 133030321617 its reverse (716123030331), we get a palindrome (849153351948).

The spelling of 133030321617 in words is "one hundred thirty-three billion, thirty million, three hundred twenty-one thousand, six hundred seventeen".