133534459 has 2 divisors, whose sum is σ = 133534460. Its totient is φ = 133534458.

The previous prime is 133534441. The next prime is 133534469. The reversal of 133534459 is 954435331.

It is a strong prime.

It is an emirp because it is prime and its reverse (954435331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133534459 is a prime.

It is a super-3 number, since 3×133534459³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133534409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66767229 + 66767230.

It is an arithmetic number, because the mean of its divisors is an integer number (66767230).

Almost surely, 2^133534459 is an apocalyptic number.

133534459 is a deficient number, since it is larger than the sum of its proper divisors (1).

133534459 is an equidigital number, since it uses as much as digits as its factorization.

133534459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 37.

The square root of 133534459 is about 11555.7110988463. The cubic root of 133534459 is about 511.1297000363.

The spelling of 133534459 in words is "one hundred thirty-three million, five hundred thirty-four thousand, four hundred fifty-nine".