134063440 has 80 divisors (see below), whose sum is σ = 364976640. Its totient is φ = 44835840.

The previous prime is 134063431. The next prime is 134063467. The reversal of 134063440 is 44360431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20041 + ... + 25879.

It is an arithmetic number, because the mean of its divisors is an integer number (4562208).

Almost surely, 2^134063440 is an apocalyptic number.

134063440 is a gapful number since it is divisible by the number (10) 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 134063440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182488320).

134063440 is an abundant number, since it is smaller than the sum of its proper divisors (230913200).

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

134063440 is a wasteful number, since it uses less digits than its factorization.

134063440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5900 (or 5894 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 134063440 is about 11578.5767691889. The cubic root of 134063440 is about 511.8037374400.

The spelling of 134063440 in words is "one hundred thirty-four million, sixty-three thousand, four hundred forty".