134873447 has 2 divisors, whose sum is σ = 134873448. Its totient is φ = 134873446.

The previous prime is 134873437. The next prime is 134873471. The reversal of 134873447 is 744378431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134873447 - 2⁶ = 134873383 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 (134873407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67436723 + 67436724.

It is an arithmetic number, because the mean of its divisors is an integer number (67436724).

Almost surely, 2^134873447 is an apocalyptic number.

134873447 is a deficient number, since it is larger than the sum of its proper divisors (1).

134873447 is an equidigital number, since it uses as much as digits as its factorization.

134873447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 41.

The square root of 134873447 is about 11613.5027877036. The cubic root of 134873447 is about 512.8324356756.

The spelling of 134873447 in words is "one hundred thirty-four million, eight hundred seventy-three thousand, four hundred forty-seven".