134745144 has 64 divisors (see below), whose sum is σ = 350697600. Its totient is φ = 43107456.

The previous prime is 134745139. The next prime is 134745167. The reversal of 134745144 is 441547431.

134745144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59782 + ... + 61994.

It is an arithmetic number, because the mean of its divisors is an integer number (5479650).

Almost surely, 2^134745144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134745144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175348800).

134745144 is an abundant number, since it is smaller than the sum of its proper divisors (215952456).

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

134745144 is a wasteful number, since it uses less digits than its factorization.

134745144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324 (or 2320 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 134745144 is about 11607.9776016324. The cubic root of 134745144 is about 512.6697675926.

The spelling of 134745144 in words is "one hundred thirty-four million, seven hundred forty-five thousand, one hundred forty-four".