133565140433323 has 2 divisors, whose sum is σ = 133565140433324. Its totient is φ = 133565140433322.

The previous prime is 133565140433287. The next prime is 133565140433363. The reversal of 133565140433323 is 323334041565331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133565140433323 - 2⁴⁵ = 98380768344491 is a prime.

It is not a weakly prime, because it can be changed into another prime (133565140433363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66782570216661 + 66782570216662.

It is an arithmetic number, because the mean of its divisors is an integer number (66782570216662).

Almost surely, 2^{133565140433323} is an apocalyptic number.

133565140433323 is a deficient number, since it is larger than the sum of its proper divisors (1).

133565140433323 is an equidigital number, since it uses as much as digits as its factorization.

133565140433323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 46.

Adding to 133565140433323 its reverse (323334041565331), we get a palindrome (456899181998654).

The spelling of 133565140433323 in words is "one hundred thirty-three trillion, five hundred sixty-five billion, one hundred forty million, four hundred thirty-three thousand, three hundred twenty-three".