133434342331 has 2 divisors, whose sum is σ = 133434342332. Its totient is φ = 133434342330.

The previous prime is 133434342317. The next prime is 133434342347. The reversal of 133434342331 is 133243434331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133434342331 - 2⁷ = 133434342203 is a prime.

It is a super-2 number, since 2×133434342331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133434342631) 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 as a sum of consecutive naturals, namely, 66717171165 + 66717171166.

It is an arithmetic number, because the mean of its divisors is an integer number (66717171166).

Almost surely, 2^133434342331 is an apocalyptic number.

133434342331 is a deficient number, since it is larger than the sum of its proper divisors (1).

133434342331 is an equidigital number, since it uses as much as digits as its factorization.

133434342331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 34.

Adding to 133434342331 its reverse (133243434331), we get a palindrome (266677776662).

The spelling of 133434342331 in words is "one hundred thirty-three billion, four hundred thirty-four million, three hundred forty-two thousand, three hundred thirty-one".