13531141156 has 72 divisors (see below), whose sum is σ = 27232420320. Its totient is φ = 5863463424.

The previous prime is 13531141147. The next prime is 13531141181. The reversal of 13531141156 is 65114113531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1446711 + ... + 1456033.

It is an arithmetic number, because the mean of its divisors is an integer number (378228060).

Almost surely, 2^13531141156 is an apocalyptic number.

It is an amenable number.

13531141156 is an abundant number, since it is smaller than the sum of its proper divisors (13701279164).

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

13531141156 is a wasteful number, since it uses less digits than its factorization.

13531141156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9485 (or 9470 counting only the distinct ones).

The product of its digits is 5400, while the sum is 31.

Adding to 13531141156 its reverse (65114113531), we get a palindrome (78645254687).

The spelling of 13531141156 in words is "thirteen billion, five hundred thirty-one million, one hundred forty-one thousand, one hundred fifty-six".