1125103650 has 144 divisors (see below), whose sum is σ = 3184483680. Its totient is φ = 260691200.

The previous prime is 1125103631. The next prime is 1125103657. The reversal of 1125103650 is 563015211.

It is a self number, because there is not a number n which added to its sum of digits gives 1125103650.

It is not an unprimeable number, because it can be changed into a prime (1125103657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 872206 + ... + 873494.

It is an arithmetic number, because the mean of its divisors is an integer number (22114470).

Almost surely, 2^1125103650 is an apocalyptic number.

1125103650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125103650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1592241840).

1125103650 is an abundant number, since it is smaller than the sum of its proper divisors (2059380030).

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

1125103650 is a wasteful number, since it uses less digits than its factorization.

1125103650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361 (or 1333 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1125103650 is about 33542.5647498816. The cubic root of 1125103650 is about 1040.0738513878.

Adding to 1125103650 its reverse (563015211), we get a palindrome (1688118861).

The spelling of 1125103650 in words is "one billion, one hundred twenty-five million, one hundred three thousand, six hundred fifty".