134977907 has 2 divisors, whose sum is σ = 134977908. Its totient is φ = 134977906.

The previous prime is 134977901. The next prime is 134977939. The reversal of 134977907 is 709779431.

It is a weak prime.

It is an emirp because it is prime and its reverse (709779431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134977907 - 2⁴ = 134977891 is a prime.

It is not a weakly prime, because it can be changed into another prime (134977901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67488953 + 67488954.

It is an arithmetic number, because the mean of its divisors is an integer number (67488954).

Almost surely, 2^134977907 is an apocalyptic number.

134977907 is a deficient number, since it is larger than the sum of its proper divisors (1).

134977907 is an equidigital number, since it uses as much as digits as its factorization.

134977907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 333396, while the sum is 47.

The square root of 134977907 is about 11617.9992683766. Note that the first 3 decimals coincide. The cubic root of 134977907 is about 512.9647984033.

The spelling of 134977907 in words is "one hundred thirty-four million, nine hundred seventy-seven thousand, nine hundred seven".