134865528 has 64 divisors (see below), whose sum is σ = 387045120. Its totient is φ = 38361600.

The previous prime is 134865509. The next prime is 134865541. The reversal of 134865528 is 825568431.

134865528 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 134865528.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38823 + ... + 42153.

It is an arithmetic number, because the mean of its divisors is an integer number (6047580).

Almost surely, 2^134865528 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 134865528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193522560).

134865528 is an abundant number, since it is smaller than the sum of its proper divisors (252179592).

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

134865528 is a wasteful number, since it uses less digits than its factorization.

134865528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588 (or 3584 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 134865528 is about 11613.1618433569. The cubic root of 134865528 is about 512.8223986134.

The spelling of 134865528 in words is "one hundred thirty-four million, eight hundred sixty-five thousand, five hundred twenty-eight".