134521024 has 84 divisors (see below), whose sum is σ = 304038000. Its totient is φ = 58938880.

The previous prime is 134521021. The next prime is 134521031. The reversal of 134521024 is 420125431.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 134520986 and 134521004.

It is not an unprimeable number, because it can be changed into a prime (134521021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224277 + ... + 224875.

It is an arithmetic number, because the mean of its divisors is an integer number (3619500).

Almost surely, 2^134521024 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 134521024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152019000).

134521024 is an abundant number, since it is smaller than the sum of its proper divisors (169516976).

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

134521024 is a wasteful number, since it uses less digits than its factorization.

134521024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 134521024 is about 11598.3198783272. The cubic root of 134521024 is about 512.3853706748.

Adding to 134521024 its reverse (420125431), we get a palindrome (554646455).

The spelling of 134521024 in words is "one hundred thirty-four million, five hundred twenty-one thousand, twenty-four".