13530131348 has 12 divisors (see below), whose sum is σ = 23728434912. Its totient is φ = 6750578520.

The previous prime is 13530131333. The next prime is 13530131359. The reversal of 13530131348 is 84313103531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3619688 + ... + 3623423.

It is an arithmetic number, because the mean of its divisors is an integer number (1977369576).

Almost surely, 2^13530131348 is an apocalyptic number.

It is an amenable number.

13530131348 is a deficient number, since it is larger than the sum of its proper divisors (10198303564).

13530131348 is a wasteful number, since it uses less digits than its factorization.

13530131348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7243582 (or 7243580 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 13530131348 its reverse (84313103531), we get a palindrome (97843234879).

The spelling of 13530131348 in words is "thirteen billion, five hundred thirty million, one hundred thirty-one thousand, three hundred forty-eight".