134544747 has 8 divisors (see below), whose sum is σ = 179545744. Its totient is φ = 89620128.

The previous prime is 134544737. The next prime is 134544763. The reversal of 134544747 is 747445431.

134544747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 134544747 - 2⁴ = 134544731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134544727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14848 + ... + 22125.

It is an arithmetic number, because the mean of its divisors is an integer number (22443218).

Almost surely, 2^134544747 is an apocalyptic number.

134544747 is a deficient number, since it is larger than the sum of its proper divisors (45000997).

134544747 is a wasteful number, since it uses less digits than its factorization.

134544747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38189.

The product of its digits is 188160, while the sum is 39.

The square root of 134544747 is about 11599.3425244709. The cubic root of 134544747 is about 512.4154889005.

The spelling of 134544747 in words is "one hundred thirty-four million, five hundred forty-four thousand, seven hundred forty-seven".