1135780012468 has 12 divisors (see below), whose sum is σ = 2025117192420. Its totient is φ = 557175100352.

The previous prime is 1135780012453. The next prime is 1135780012519. The reversal of 1135780012468 is 8642100875311.

It can be written as a sum of positive squares in 2 ways, for example, as 892397630224 + 243382382244 = 944668^2 + 493338^2 .

It is a congruent number.

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, 2678726233 + ... + 2678726656.

It is an arithmetic number, because the mean of its divisors is an integer number (168759766035).

Almost surely, 2^{1135780012468} is an apocalyptic number.

It is an amenable number.

1135780012468 is a deficient number, since it is larger than the sum of its proper divisors (889337179952).

1135780012468 is a wasteful number, since it uses less digits than its factorization.

1135780012468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357452946 (or 5357452944 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

Adding to 1135780012468 its reverse (8642100875311), we get a palindrome (9777880887779).

The spelling of 1135780012468 in words is "one trillion, one hundred thirty-five billion, seven hundred eighty million, twelve thousand, four hundred sixty-eight".