134489171 has 2 divisors, whose sum is σ = 134489172. Its totient is φ = 134489170.

The previous prime is 134489111. The next prime is 134489189. The reversal of 134489171 is 171984431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134489171 - 2⁶ = 134489107 is a prime.

It is not a weakly prime, because it can be changed into another prime (134489111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67244585 + 67244586.

It is an arithmetic number, because the mean of its divisors is an integer number (67244586).

Almost surely, 2^134489171 is an apocalyptic number.

134489171 is a deficient number, since it is larger than the sum of its proper divisors (1).

134489171 is an equidigital number, since it uses as much as digits as its factorization.

134489171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 38.

The square root of 134489171 is about 11596.9466240041. The cubic root of 134489171 is about 512.3449252012.

The spelling of 134489171 in words is "one hundred thirty-four million, four hundred eighty-nine thousand, one hundred seventy-one".