133459069 has 2 divisors, whose sum is σ = 133459070. Its totient is φ = 133459068.

The previous prime is 133459019. The next prime is 133459091. The reversal of 133459069 is 960954331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120714169 + 12744900 = 10987^2 + 3570^2 .

It is an emirp because it is prime and its reverse (960954331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133459069 - 2¹⁵ = 133426301 is a prime.

It is a super-2 number, since 2×133459069² = 35622646196693522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133459009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66729534 + 66729535.

It is an arithmetic number, because the mean of its divisors is an integer number (66729535).

Almost surely, 2^133459069 is an apocalyptic number.

It is an amenable number.

133459069 is a deficient number, since it is larger than the sum of its proper divisors (1).

133459069 is an equidigital number, since it uses as much as digits as its factorization.

133459069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 133459069 is about 11552.4486149041. The cubic root of 133459069 is about 511.0334918555.

The spelling of 133459069 in words is "one hundred thirty-three million, four hundred fifty-nine thousand, sixty-nine".