133312336643 has 2 divisors, whose sum is σ = 133312336644. Its totient is φ = 133312336642.

The previous prime is 133312336639. The next prime is 133312336697. The reversal of 133312336643 is 346633213331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133312336643 - 2² = 133312336639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133312336597 and 133312336606.

It is not a weakly prime, because it can be changed into another prime (133312336943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66656168321 + 66656168322.

It is an arithmetic number, because the mean of its divisors is an integer number (66656168322).

Almost surely, 2^133312336643 is an apocalyptic number.

133312336643 is a deficient number, since it is larger than the sum of its proper divisors (1).

133312336643 is an equidigital number, since it uses as much as digits as its factorization.

133312336643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 38.

Adding to 133312336643 its reverse (346633213331), we get a palindrome (479945549974).

The spelling of 133312336643 in words is "one hundred thirty-three billion, three hundred twelve million, three hundred thirty-six thousand, six hundred forty-three".