133500959 has 2 divisors, whose sum is σ = 133500960. Its totient is φ = 133500958.

The previous prime is 133500953. The next prime is 133501031. The reversal of 133500959 is 959005331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133500959 - 2¹² = 133496863 is a prime.

It is a Sophie Germain prime.

It is equal to p_7565363 and since 133500959 and 7565363 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 (133500953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66750479 + 66750480.

It is an arithmetic number, because the mean of its divisors is an integer number (66750480).

Almost surely, 2^133500959 is an apocalyptic number.

133500959 is a deficient number, since it is larger than the sum of its proper divisors (1).

133500959 is an equidigital number, since it uses as much as digits as its factorization.

133500959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18225, while the sum is 35.

The square root of 133500959 is about 11554.2615082055. The cubic root of 133500959 is about 511.0869538239.

The spelling of 133500959 in words is "one hundred thirty-three million, five hundred thousand, nine hundred fifty-nine".