134553144 has 128 divisors (see below), whose sum is σ = 389007360. Its totient is φ = 38400000.

The previous prime is 134553143. The next prime is 134553157. The reversal of 134553144 is 441355431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134553143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335344 + ... + 335744.

It is an arithmetic number, because the mean of its divisors is an integer number (3039120).

Almost surely, 2^134553144 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 134553144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194503680).

134553144 is an abundant number, since it is smaller than the sum of its proper divisors (254454216).

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

134553144 is a wasteful number, since it uses less digits than its factorization.

134553144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 489 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 134553144 is about 11599.7044789943. The cubic root of 134553144 is about 512.4261487081.

The spelling of 134553144 in words is "one hundred thirty-four million, five hundred fifty-three thousand, one hundred forty-four".