134520912 has 140 divisors (see below), whose sum is σ = 412017280. Its totient is φ = 42410304.

The previous prime is 134520907. The next prime is 134520913. The reversal of 134520912 is 219025431.

134520912 is a `hidden beast` number, since 134 + 520 + 9 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134520913) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 221313 + ... + 221919.

Almost surely, 2^134520912 is an apocalyptic number.

134520912 is a gapful number since it is divisible by the number (12) 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 134520912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206008640).

134520912 is an abundant number, since it is smaller than the sum of its proper divisors (277496368).

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

134520912 is an equidigital number, since it uses as much as digits as its factorization.

134520912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 631 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 134520912 is about 11598.3150500407. The cubic root of 134520912 is about 512.3852284736.

The spelling of 134520912 in words is "one hundred thirty-four million, five hundred twenty thousand, nine hundred twelve".