134066567 has 2 divisors, whose sum is σ = 134066568. Its totient is φ = 134066566.

The previous prime is 134066557. The next prime is 134066587. The reversal of 134066567 is 765660431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134066567 - 2¹⁸ = 133804423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134066567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134066557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67033283 + 67033284.

It is an arithmetic number, because the mean of its divisors is an integer number (67033284).

Almost surely, 2^134066567 is an apocalyptic number.

134066567 is a deficient number, since it is larger than the sum of its proper divisors (1).

134066567 is an equidigital number, since it uses as much as digits as its factorization.

134066567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 134066567 is about 11578.7118022689. The cubic root of 134066567 is about 511.8077166452.

The spelling of 134066567 in words is "one hundred thirty-four million, sixty-six thousand, five hundred sixty-seven".