134365647 has 12 divisors (see below), whose sum is σ = 193996104. Its totient is φ = 82686240.

The previous prime is 134365643. The next prime is 134365789. The reversal of 134365647 is 746563431.

It is not a de Polignac number, because 134365647 - 2² = 134365643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134365643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132004 + ... + 133017.

It is an arithmetic number, because the mean of its divisors is an integer number (16166342).

Almost surely, 2^134365647 is an apocalyptic number.

134365647 is a deficient number, since it is larger than the sum of its proper divisors (59630457).

134365647 is a wasteful number, since it uses less digits than its factorization.

134365647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265050 (or 265037 counting only the distinct ones).

The product of its digits is 181440, while the sum is 39.

The square root of 134365647 is about 11591.6196883783. The cubic root of 134365647 is about 512.1880196808.

The spelling of 134365647 in words is "one hundred thirty-four million, three hundred sixty-five thousand, six hundred forty-seven".