134745671 has 2 divisors, whose sum is σ = 134745672. Its totient is φ = 134745670.

The previous prime is 134745659. The next prime is 134745679. The reversal of 134745671 is 176547431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134745671 - 2¹⁰ = 134744647 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 (134745679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67372835 + 67372836.

It is an arithmetic number, because the mean of its divisors is an integer number (67372836).

Almost surely, 2^134745671 is an apocalyptic number.

134745671 is a deficient number, since it is larger than the sum of its proper divisors (1).

134745671 is an equidigital number, since it uses as much as digits as its factorization.

134745671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 38.

The square root of 134745671 is about 11608.0003015162. Note that the first 3 decimals coincide. The cubic root of 134745671 is about 512.6704359571.

The spelling of 134745671 in words is "one hundred thirty-four million, seven hundred forty-five thousand, six hundred seventy-one".