134752131522 has 90 divisors (see below), whose sum is σ = 305557198947. Its totient is φ = 44386299000.

The previous prime is 134752131443. The next prime is 134752131523. The reversal of 134752131522 is 225131257431.

134752131522 is a `hidden beast` number, since 1 + 3 + 475 + 2 + 131 + 52 + 2 = 666.

134752131522 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 67376065761 + 67376065761 = 259569^2 + 259569^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=259569.

It is not an unprimeable number, because it can be changed into a prime (134752131523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 705508447 + ... + 705508637.

Almost surely, 2^134752131522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134752131522

134752131522 is an abundant number, since it is smaller than the sum of its proper divisors (170805067425).

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

134752131522 is an frugal number, since it uses more digits than its factorization.

134752131522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 347 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

Adding to 134752131522 its reverse (225131257431), we get a palindrome (359883388953).

The spelling of 134752131522 in words is "one hundred thirty-four billion, seven hundred fifty-two million, one hundred thirty-one thousand, five hundred twenty-two".