1125013600 has 36 divisors (see below), whose sum is σ = 2746441404. Its totient is φ = 450005120.

The previous prime is 1125013583. The next prime is 1125013609. The reversal of 1125013600 is 63105211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125013609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 702334 + ... + 703933.

It is an arithmetic number, because the mean of its divisors is an integer number (76290039).

Almost surely, 2^1125013600 is an apocalyptic number.

1125013600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125013600 is an abundant number, since it is smaller than the sum of its proper divisors (1621427804).

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

1125013600 is a wasteful number, since it uses less digits than its factorization.

1125013600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406287 (or 1406274 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1125013600 is about 33541.2223987141. Note that the first 3 decimals coincide. The cubic root of 1125013600 is about 1040.0461024928.

Adding to 1125013600 its reverse (63105211), we get a palindrome (1188118811).

The spelling of 1125013600 in words is "one billion, one hundred twenty-five million, thirteen thousand, six hundred".