134197547 has 8 divisors (see below), whose sum is σ = 146733120. Its totient is φ = 121717960.

The previous prime is 134197523. The next prime is 134197559. The reversal of 134197547 is 745791431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134197547 - 2²⁶ = 67088683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134197517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8897 + ... + 18642.

It is an arithmetic number, because the mean of its divisors is an integer number (18341640).

Almost surely, 2^134197547 is an apocalyptic number.

134197547 is a deficient number, since it is larger than the sum of its proper divisors (12535573).

134197547 is a wasteful number, since it uses less digits than its factorization.

134197547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27993.

The product of its digits is 105840, while the sum is 41.

The square root of 134197547 is about 11584.3664910948. The cubic root of 134197547 is about 511.9743372452.

The spelling of 134197547 in words is "one hundred thirty-four million, one hundred ninety-seven thousand, five hundred forty-seven".