13530131334 has 48 divisors (see below), whose sum is σ = 29467573200. Its totient is φ = 4486667328.

The previous prime is 13530131333. The next prime is 13530131359. The reversal of 13530131334 is 43313103531.

13530131334 is a `hidden beast` number, since 13 + 5 + 301 + 313 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13530131298 and 13530131307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13530131333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4157652 + ... + 4160904.

It is an arithmetic number, because the mean of its divisors is an integer number (613907775).

Almost surely, 2^13530131334 is an apocalyptic number.

13530131334 is an abundant number, since it is smaller than the sum of its proper divisors (15937441866).

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

13530131334 is a wasteful number, since it uses less digits than its factorization.

13530131334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4389 (or 4386 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

Adding to 13530131334 its reverse (43313103531), we get a palindrome (56843234865).

The spelling of 13530131334 in words is "thirteen billion, five hundred thirty million, one hundred thirty-one thousand, three hundred thirty-four".