134936945 has 32 divisors (see below), whose sum is σ = 194914944. Its totient is φ = 88358400.

The previous prime is 134936927. The next prime is 134937037. The reversal of 134936945 is 549639431.

It is not a de Polignac number, because 134936945 - 2¹⁰ = 134935921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134936896 and 134936905.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 27014 + ... + 31616.

It is an arithmetic number, because the mean of its divisors is an integer number (6091092).

Almost surely, 2^134936945 is an apocalyptic number.

It is an amenable number.

134936945 is a deficient number, since it is larger than the sum of its proper divisors (59977999).

134936945 is a wasteful number, since it uses less digits than its factorization.

134936945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4673.

The product of its digits is 349920, while the sum is 44.

The square root of 134936945 is about 11616.2362665366. The cubic root of 134936945 is about 512.9129030217.

The spelling of 134936945 in words is "one hundred thirty-four million, nine hundred thirty-six thousand, nine hundred forty-five".