134416309 has 2 divisors, whose sum is σ = 134416310. Its totient is φ = 134416308.

The previous prime is 134416213. The next prime is 134416313. The reversal of 134416309 is 903614431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134328100 + 88209 = 11590^2 + 297^2 .

It is an emirp because it is prime and its reverse (903614431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134416309 - 2¹³ = 134408117 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134416369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67208154 + 67208155.

It is an arithmetic number, because the mean of its divisors is an integer number (67208155).

Almost surely, 2^134416309 is an apocalyptic number.

It is an amenable number.

134416309 is a deficient number, since it is larger than the sum of its proper divisors (1).

134416309 is an equidigital number, since it uses as much as digits as its factorization.

134416309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 134416309 is about 11593.8047680647. The cubic root of 134416309 is about 512.2523843689.

The spelling of 134416309 in words is "one hundred thirty-four million, four hundred sixteen thousand, three hundred nine".