134904849 has 8 divisors (see below), whose sum is σ = 184734720. Its totient is φ = 87505776.

The previous prime is 134904793. The next prime is 134904853. The reversal of 134904849 is 948409431.

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

It is not a de Polignac number, because 134904849 - 2⁹ = 134904337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134904849.

It is not an unprimeable number, because it can be changed into a prime (134904349) 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, 607569 + ... + 607790.

It is an arithmetic number, because the mean of its divisors is an integer number (23091840).

Almost surely, 2^134904849 is an apocalyptic number.

It is an amenable number.

134904849 is a deficient number, since it is larger than the sum of its proper divisors (49829871).

134904849 is a wasteful number, since it uses less digits than its factorization.

134904849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215399.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 134904849 is about 11614.8546697753. The cubic root of 134904849 is about 512.8722327715.

The spelling of 134904849 in words is "one hundred thirty-four million, nine hundred four thousand, eight hundred forty-nine".