13541131563112 has 16 divisors (see below), whose sum is σ = 25425432159300. Its totient is φ = 6761016320640.

The previous prime is 13541131563103. The next prime is 13541131563149. The reversal of 13541131563112 is 21136513114531.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12209475570436 + 1331655992676 = 3494206^2 + 1153974^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1193676589 + ... + 1193687932.

Almost surely, 2^{13541131563112} is an apocalyptic number.

It is an amenable number.

13541131563112 is a deficient number, since it is larger than the sum of its proper divisors (11884300596188).

13541131563112 is a wasteful number, since it uses less digits than its factorization.

13541131563112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387365236 (or 2387365232 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

Adding to 13541131563112 its reverse (21136513114531), we get a palindrome (34677644677643).

The spelling of 13541131563112 in words is "thirteen trillion, five hundred forty-one billion, one hundred thirty-one million, five hundred sixty-three thousand, one hundred twelve".