133729159 has 2 divisors, whose sum is σ = 133729160. Its totient is φ = 133729158.

The previous prime is 133729129. The next prime is 133729171. The reversal of 133729159 is 951927331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133729159 - 2⁷ = 133729031 is a prime.

It is a Chen prime.

It is equal to p_7577473 and since 133729159 and 7577473 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133729129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66864579 + 66864580.

It is an arithmetic number, because the mean of its divisors is an integer number (66864580).

Almost surely, 2^133729159 is an apocalyptic number.

133729159 is a deficient number, since it is larger than the sum of its proper divisors (1).

133729159 is an equidigital number, since it uses as much as digits as its factorization.

133729159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 40.

The square root of 133729159 is about 11564.1324361147. The cubic root of 133729159 is about 511.3779970566.

The spelling of 133729159 in words is "one hundred thirty-three million, seven hundred twenty-nine thousand, one hundred fifty-nine".