1152442253112 has 128 divisors (see below), whose sum is σ = 2991696783360. Its totient is φ = 369552015360.

The previous prime is 1152442253111. The next prime is 1152442253153. The reversal of 1152442253112 is 2113522442511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152442253111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286176843 + ... + 286180869.

It is an arithmetic number, because the mean of its divisors is an integer number (23372631120).

Almost surely, 2^{1152442253112} is an apocalyptic number.

1152442253112 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 1152442253112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1495848391680).

1152442253112 is an abundant number, since it is smaller than the sum of its proper divisors (1839254530248).

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

1152442253112 is a wasteful number, since it uses less digits than its factorization.

1152442253112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253 (or 6249 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

Adding to 1152442253112 its reverse (2113522442511), we get a palindrome (3265964695623).

The spelling of 1152442253112 in words is "one trillion, one hundred fifty-two billion, four hundred forty-two million, two hundred fifty-three thousand, one hundred twelve".