134233009 has 2 divisors, whose sum is σ = 134233010. Its totient is φ = 134233008.

The previous prime is 134232997. The next prime is 134233019. The reversal of 134233009 is 900332431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123832384 + 10400625 = 11128^2 + 3225^2 .

It is an emirp because it is prime and its reverse (900332431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134233009 - 2⁷ = 134232881 is a prime.

It is equal to p_7604422 and since 134233009 and 7604422 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (134233019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67116504 + 67116505.

It is an arithmetic number, because the mean of its divisors is an integer number (67116505).

Almost surely, 2^134233009 is an apocalyptic number.

It is an amenable number.

134233009 is a deficient number, since it is larger than the sum of its proper divisors (1).

134233009 is an equidigital number, since it uses as much as digits as its factorization.

134233009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 134233009 is about 11585.8969872859. The cubic root of 134233009 is about 512.0194300589.

The spelling of 134233009 in words is "one hundred thirty-four million, two hundred thirty-three thousand, nine".