134808473 has 2 divisors, whose sum is σ = 134808474. Its totient is φ = 134808472.

The previous prime is 134808467. The next prime is 134808529. The reversal of 134808473 is 374808431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90878089 + 43930384 = 9533^2 + 6628^2 .

It is an emirp because it is prime and its reverse (374808431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134808473 - 2⁸ = 134808217 is a prime.

It is not a weakly prime, because it can be changed into another prime (134808413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67404236 + 67404237.

It is an arithmetic number, because the mean of its divisors is an integer number (67404237).

Almost surely, 2^134808473 is an apocalyptic number.

It is an amenable number.

134808473 is a deficient number, since it is larger than the sum of its proper divisors (1).

134808473 is an equidigital number, since it uses as much as digits as its factorization.

134808473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 134808473 is about 11610.7051034810. The cubic root of 134808473 is about 512.7500717325.

The spelling of 134808473 in words is "one hundred thirty-four million, eight hundred eight thousand, four hundred seventy-three".