1125771919360 has 360 divisors, whose sum is σ = 2994999479640. Its totient is φ = 405893283840.

The previous prime is 1125771919357. The next prime is 1125771919543. The reversal of 1125771919360 is 639191775211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 173695565824 + 952076353536 = 416768^2 + 975744^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1125771919298 and 1125771919307.

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, 1357987426 + ... + 1357988254.

It is an arithmetic number, because the mean of its divisors is an integer number (8319442999).

Almost surely, 2^{1125771919360} is an apocalyptic number.

1125771919360 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 1125771919360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497499739820).

1125771919360 is an abundant number, since it is smaller than the sum of its proper divisors (1869227560280).

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

1125771919360 is an equidigital number, since it uses as much as digits as its factorization.

1125771919360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021 (or 984 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 52.

The spelling of 1125771919360 in words is "one trillion, one hundred twenty-five billion, seven hundred seventy-one million, nine hundred nineteen thousand, three hundred sixty".