134401344 has 112 divisors (see below), whose sum is σ = 443398656. Its totient is φ = 34905600.

The previous prime is 134401339. The next prime is 134401349. The reversal of 134401344 is 443104431.

It is an interprime number because it is at equal distance from previous prime (134401339) and next prime (134401349).

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134401349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10239 + ... + 19329.

Almost surely, 2^134401344 is an apocalyptic number.

134401344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134401344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221699328).

134401344 is an abundant number, since it is smaller than the sum of its proper divisors (308997312).

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

134401344 is a wasteful number, since it uses less digits than its factorization.

134401344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9124 (or 9114 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 134401344 is about 11593.1593623136. The cubic root of 134401344 is about 512.2333734282.

Adding to 134401344 its reverse (443104431), we get a palindrome (577505775).

The spelling of 134401344 in words is "one hundred thirty-four million, four hundred one thousand, three hundred forty-four".