1135213252544 has 28 divisors (see below), whose sum is σ = 2574501484464. Its totient is φ = 486519965184.

The previous prime is 1135213252531. The next prime is 1135213252603. The reversal of 1135213252544 is 4452523125311.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 1135213252498 and 1135213252507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266978629 + ... + 1266979524.

It is an arithmetic number, because the mean of its divisors is an integer number (91946481588).

Almost surely, 2^{1135213252544} is an apocalyptic number.

1135213252544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1135213252544 is an abundant number, since it is smaller than the sum of its proper divisors (1439288231920).

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

1135213252544 is an equidigital number, since it uses as much as digits as its factorization.

1135213252544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533958172 (or 2533958162 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

Adding to 1135213252544 its reverse (4452523125311), we get a palindrome (5587736377855).

The spelling of 1135213252544 in words is "one trillion, one hundred thirty-five billion, two hundred thirteen million, two hundred fifty-two thousand, five hundred forty-four".