134907709 has 2 divisors, whose sum is σ = 134907710. Its totient is φ = 134907708.

The previous prime is 134907679. The next prime is 134907743. The reversal of 134907709 is 907709431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70056900 + 64850809 = 8370^2 + 8053^2 .

It is a cyclic number.

It is not a de Polignac number, because 134907709 - 2¹⁷ = 134776637 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 (134907769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67453854 + 67453855.

It is an arithmetic number, because the mean of its divisors is an integer number (67453855).

Almost surely, 2^134907709 is an apocalyptic number.

It is an amenable number.

134907709 is a deficient number, since it is larger than the sum of its proper divisors (1).

134907709 is an equidigital number, since it uses as much as digits as its factorization.

134907709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 134907709 is about 11614.9777873227. The cubic root of 134907709 is about 512.8758570648.

The spelling of 134907709 in words is "one hundred thirty-four million, nine hundred seven thousand, seven hundred nine".