134673137 has 2 divisors, whose sum is σ = 134673138. Its totient is φ = 134673136.

The previous prime is 134673127. The next prime is 134673139. The reversal of 134673137 is 731376431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116661601 + 18011536 = 10801^2 + 4244^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134673137 is a prime.

Together with 134673139, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 134673097 and 134673106.

It is not a weakly prime, because it can be changed into another prime (134673139) 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, 67336568 + 67336569.

It is an arithmetic number, because the mean of its divisors is an integer number (67336569).

Almost surely, 2^134673137 is an apocalyptic number.

It is an amenable number.

134673137 is a deficient number, since it is larger than the sum of its proper divisors (1).

134673137 is an equidigital number, since it uses as much as digits as its factorization.

134673137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 35.

The square root of 134673137 is about 11604.8755702075. The cubic root of 134673137 is about 512.5784287667.

The spelling of 134673137 in words is "one hundred thirty-four million, six hundred seventy-three thousand, one hundred thirty-seven".