133113243433 has 4 divisors (see below), whose sum is σ = 133114683988. Its totient is φ = 133111802880.

The previous prime is 133113243427. The next prime is 133113243437. The reversal of 133113243433 is 334342311331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 130326776064 + 2786467369 = 361008^2 + 52787^2 .

It is a cyclic number.

It is not a de Polignac number, because 133113243433 - 2⁹ = 133113242921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133113243395 and 133113243404.

It is not an unprimeable number, because it can be changed into a prime (133113243437) 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, 571416 + ... + 769897.

It is an arithmetic number, because the mean of its divisors is an integer number (33278670997).

Almost surely, 2^133113243433 is an apocalyptic number.

It is an amenable number.

133113243433 is a deficient number, since it is larger than the sum of its proper divisors (1440555).

133113243433 is an equidigital number, since it uses as much as digits as its factorization.

133113243433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440554.

The product of its digits is 23328, while the sum is 31.

Adding to 133113243433 its reverse (334342311331), we get a palindrome (467455554764).

The spelling of 133113243433 in words is "one hundred thirty-three billion, one hundred thirteen million, two hundred forty-three thousand, four hundred thirty-three".