134407845 has 48 divisors (see below), whose sum is σ = 273716352. Its totient is φ = 60151680.

The previous prime is 134407817. The next prime is 134407859. The reversal of 134407845 is 548704431.

It is not a de Polignac number, because 134407845 - 2⁸ = 134407589 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4009 + ... + 16878.

It is an arithmetic number, because the mean of its divisors is an integer number (5702424).

Almost surely, 2^134407845 is an apocalyptic number.

134407845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134407845 is an abundant number, since it is smaller than the sum of its proper divisors (139308507).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134407845 is a wasteful number, since it uses less digits than its factorization.

134407845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20922 (or 20919 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 134407845 is about 11593.4397397839. The cubic root of 134407845 is about 512.2416322133.

The spelling of 134407845 in words is "one hundred thirty-four million, four hundred seven thousand, eight hundred forty-five".