134950609 has 2 divisors, whose sum is σ = 134950610. Its totient is φ = 134950608.

The previous prime is 134950577. The next prime is 134950619. The reversal of 134950609 is 906059431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131446225 + 3504384 = 11465^2 + 1872^2 .

It is an emirp because it is prime and its reverse (906059431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134950609 - 2⁵ = 134950577 is a prime.

It is not a weakly prime, because it can be changed into another prime (134950619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67475304 + 67475305.

It is an arithmetic number, because the mean of its divisors is an integer number (67475305).

Almost surely, 2^134950609 is an apocalyptic number.

It is an amenable number.

134950609 is a deficient number, since it is larger than the sum of its proper divisors (1).

134950609 is an equidigital number, since it uses as much as digits as its factorization.

134950609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 134950609 is about 11616.8243939555. The cubic root of 134950609 is about 512.9302153186.

The spelling of 134950609 in words is "one hundred thirty-four million, nine hundred fifty thousand, six hundred nine".