134847449 has 4 divisors (see below), whose sum is σ = 147106320. Its totient is φ = 122588580.

The previous prime is 134847443. The next prime is 134847467. The reversal of 134847449 is 944748431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134847449 - 2²⁴ = 118070233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134847443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6129419 + ... + 6129440.

It is an arithmetic number, because the mean of its divisors is an integer number (36776580).

Almost surely, 2^134847449 is an apocalyptic number.

It is an amenable number.

134847449 is a deficient number, since it is larger than the sum of its proper divisors (12258871).

134847449 is a wasteful number, since it uses less digits than its factorization.

134847449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12258870.

The product of its digits is 387072, while the sum is 44.

The square root of 134847449 is about 11612.3834332147. The cubic root of 134847449 is about 512.7994826254.

The spelling of 134847449 in words is "one hundred thirty-four million, eight hundred forty-seven thousand, four hundred forty-nine".