1125120360 has 384 divisors, whose sum is σ = 4343673600. Its totient is φ = 230952960.

The previous prime is 1125120343. The next prime is 1125120389. The reversal of 1125120360 is 630215211.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3133861 + ... + 3134219.

It is an arithmetic number, because the mean of its divisors is an integer number (11311650).

Almost surely, 2^1125120360 is an apocalyptic number.

1125120360 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 1125120360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171836800).

1125120360 is an abundant number, since it is smaller than the sum of its proper divisors (3218553240).

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

1125120360 is a wasteful number, since it uses less digits than its factorization.

1125120360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1125120360 is about 33542.8138354551. The cubic root of 1125120360 is about 1040.0790004091.

Adding to 1125120360 its reverse (630215211), we get a palindrome (1755335571).

The spelling of 1125120360 in words is "one billion, one hundred twenty-five million, one hundred twenty thousand, three hundred sixty".