134885473 has 2 divisors, whose sum is σ = 134885474. Its totient is φ = 134885472.

The previous prime is 134885447. The next prime is 134885489. The reversal of 134885473 is 374588431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134281744 + 603729 = 11588^2 + 777^2 .

It is a cyclic number.

It is not a de Polignac number, because 134885473 - 2⁹ = 134884961 is a prime.

It is not a weakly prime, because it can be changed into another prime (134885423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67442736 + 67442737.

It is an arithmetic number, because the mean of its divisors is an integer number (67442737).

Almost surely, 2^134885473 is an apocalyptic number.

It is an amenable number.

134885473 is a deficient number, since it is larger than the sum of its proper divisors (1).

134885473 is an equidigital number, since it uses as much as digits as its factorization.

134885473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 43.

The square root of 134885473 is about 11614.0205355424. The cubic root of 134885473 is about 512.8476774689.

The spelling of 134885473 in words is "one hundred thirty-four million, eight hundred eighty-five thousand, four hundred seventy-three".