1135143512544 has 48 divisors (see below), whose sum is σ = 2980647648720. Its totient is φ = 378267402240.

The previous prime is 1135143512537. The next prime is 1135143512561. The reversal of 1135143512544 is 4452153415311.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1456387 + ... + 2095554.

It is an arithmetic number, because the mean of its divisors is an integer number (62096826015).

Almost surely, 2^{1135143512544} is an apocalyptic number.

It is an amenable number.

1135143512544 is an abundant number, since it is smaller than the sum of its proper divisors (1845504136176).

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

1135143512544 is a wasteful number, since it uses less digits than its factorization.

1135143512544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555283 (or 3555275 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

Adding to 1135143512544 its reverse (4452153415311), we get a palindrome (5587296927855).

The spelling of 1135143512544 in words is "one trillion, one hundred thirty-five billion, one hundred forty-three million, five hundred twelve thousand, five hundred forty-four".