1131141542517 has 24 divisors (see below), whose sum is σ = 1917748342016. Its totient is φ = 628897226976.

The previous prime is 1131141542483. The next prime is 1131141542569. The reversal of 1131141542517 is 7152451411311.

1131141542517 is a `hidden beast` number, since 1 + 1 + 311 + 41 + 54 + 251 + 7 = 666.

It is not a de Polignac number, because 1131141542517 - 2¹⁹ = 1131141018229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131141532517) 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, 242627773 + ... + 242632434.

Almost surely, 2^{1131141542517} is an apocalyptic number.

It is an amenable number.

1131141542517 is a deficient number, since it is larger than the sum of its proper divisors (786606799499).

1131141542517 is a wasteful number, since it uses less digits than its factorization.

1131141542517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485260257 (or 485260254 counting only the distinct ones).

The product of its digits is 16800, while the sum is 36.

Adding to 1131141542517 its reverse (7152451411311), we get a palindrome (8283592953828).

The spelling of 1131141542517 in words is "one trillion, one hundred thirty-one billion, one hundred forty-one million, five hundred forty-two thousand, five hundred seventeen".