133122133 has 2 divisors, whose sum is σ = 133122134. Its totient is φ = 133122132.

The previous prime is 133122127. The next prime is 133122149. The reversal of 133122133 is 331221331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78110244 + 55011889 = 8838^2 + 7417^2 .

It is a cyclic number.

It is not a de Polignac number, because 133122133 - 2¹³ = 133113941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133122133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133122103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66561066 + 66561067.

It is an arithmetic number, because the mean of its divisors is an integer number (66561067).

Almost surely, 2^133122133 is an apocalyptic number.

It is an amenable number.

133122133 is a deficient number, since it is larger than the sum of its proper divisors (1).

133122133 is an equidigital number, since it uses as much as digits as its factorization.

133122133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 19.

The square root of 133122133 is about 11537.8565167019. The cubic root of 133122133 is about 510.6030710340.

Adding to 133122133 its reverse (331221331), we get a palindrome (464343464).

The spelling of 133122133 in words is "one hundred thirty-three million, one hundred twenty-two thousand, one hundred thirty-three".