133339769 has 2 divisors, whose sum is σ = 133339770. Its totient is φ = 133339768.

The previous prime is 133339747. The next prime is 133339807. The reversal of 133339769 is 967933331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121264144 + 12075625 = 11012^2 + 3475^2 .

It is a cyclic number.

It is not a de Polignac number, because 133339769 - 2⁸ = 133339513 is a prime.

It is a super-2 number, since 2×133339769² = 35558987993946722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133339669) 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, 66669884 + 66669885.

It is an arithmetic number, because the mean of its divisors is an integer number (66669885).

Almost surely, 2^133339769 is an apocalyptic number.

It is an amenable number.

133339769 is a deficient number, since it is larger than the sum of its proper divisors (1).

133339769 is an equidigital number, since it uses as much as digits as its factorization.

133339769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 275562, while the sum is 44.

The square root of 133339769 is about 11547.2840529711. The cubic root of 133339769 is about 510.8811743169.

The spelling of 133339769 in words is "one hundred thirty-three million, three hundred thirty-nine thousand, seven hundred sixty-nine".