133502669 has 2 divisors, whose sum is σ = 133502670. Its totient is φ = 133502668.

The previous prime is 133502609. The next prime is 133502687. The reversal of 133502669 is 966205331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115820644 + 17682025 = 10762^2 + 4205^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133502669 is a prime.

It is a super-2 number, since 2×133502669² = 35645925260247122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133502609) 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, 66751334 + 66751335.

It is an arithmetic number, because the mean of its divisors is an integer number (66751335).

Almost surely, 2^133502669 is an apocalyptic number.

It is an amenable number.

133502669 is a deficient number, since it is larger than the sum of its proper divisors (1).

133502669 is an equidigital number, since it uses as much as digits as its factorization.

133502669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 133502669 is about 11554.3355066399. The cubic root of 133502669 is about 511.0891359680.

The spelling of 133502669 in words is "one hundred thirty-three million, five hundred two thousand, six hundred sixty-nine".