1115133355512 has 384 divisors, whose sum is σ = 3644672241600. Its totient is φ = 304023552000.

The previous prime is 1115133355499. The next prime is 1115133355547. The reversal of 1115133355512 is 2155533315111.

1115133355512 is a `hidden beast` number, since 1 + 1 + 1 + 5 + 133 + 3 + 5 + 5 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 95 ways as a sum of consecutive naturals, for example, 39421918 + ... + 39450194.

Almost surely, 2^{1115133355512} is an apocalyptic number.

1115133355512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115133355512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1822336120800).

1115133355512 is an abundant number, since it is smaller than the sum of its proper divisors (2529538886088).

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

1115133355512 is a wasteful number, since it uses less digits than its factorization.

1115133355512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28447 (or 28440 counting only the distinct ones).

The product of its digits is 33750, while the sum is 36.

The spelling of 1115133355512 in words is "one trillion, one hundred fifteen billion, one hundred thirty-three million, three hundred fifty-five thousand, five hundred twelve".