1127112711520 has 144 divisors (see below), whose sum is σ = 2719131917040. Its totient is φ = 441497351168.

The previous prime is 1127112711479. The next prime is 1127112711539. The reversal of 1127112711520 is 251172117211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149818479 + ... + 149826001.

It is an arithmetic number, because the mean of its divisors is an integer number (18882860535).

Almost surely, 2^{1127112711520} is an apocalyptic number.

1127112711520 is a gapful number since it is divisible by the number (10) 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 1127112711520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359565958520).

1127112711520 is an abundant number, since it is smaller than the sum of its proper divisors (1592019205520).

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

1127112711520 is an equidigital number, since it uses as much as digits as its factorization.

1127112711520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7925 (or 7858 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 31.

Adding to 1127112711520 its reverse (251172117211), we get a palindrome (1378284828731).

The spelling of 1127112711520 in words is "one trillion, one hundred twenty-seven billion, one hundred twelve million, seven hundred eleven thousand, five hundred twenty".