133043413523 has 2 divisors, whose sum is σ = 133043413524. Its totient is φ = 133043413522.

The previous prime is 133043413513. The next prime is 133043413541. The reversal of 133043413523 is 325314340331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133043413523 - 2⁴ = 133043413507 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133043413523.

It is not a weakly prime, because it can be changed into another prime (133043413513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66521706761 + 66521706762.

It is an arithmetic number, because the mean of its divisors is an integer number (66521706762).

Almost surely, 2^133043413523 is an apocalyptic number.

133043413523 is a deficient number, since it is larger than the sum of its proper divisors (1).

133043413523 is an equidigital number, since it uses as much as digits as its factorization.

133043413523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 133043413523 its reverse (325314340331), we get a palindrome (458357753854).

The spelling of 133043413523 in words is "one hundred thirty-three billion, forty-three million, four hundred thirteen thousand, five hundred twenty-three".