134664067 has 4 divisors (see below), whose sum is σ = 136560816. Its totient is φ = 132767320.

The previous prime is 134664059. The next prime is 134664083. The reversal of 134664067 is 760466431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 760466431 = 19 ⋅40024549.

It is a cyclic number.

It is not a de Polignac number, because 134664067 - 2³ = 134664059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134664767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948268 + ... + 948409.

It is an arithmetic number, because the mean of its divisors is an integer number (34140204).

Almost surely, 2^134664067 is an apocalyptic number.

134664067 is a deficient number, since it is larger than the sum of its proper divisors (1896749).

134664067 is an equidigital number, since it uses as much as digits as its factorization.

134664067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896748.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 134664067 is about 11604.4847796014. The cubic root of 134664067 is about 512.5669214217.

The spelling of 134664067 in words is "one hundred thirty-four million, six hundred sixty-four thousand, sixty-seven".