1125886500 has 96 divisors (see below), whose sum is σ = 3642912000. Its totient is φ = 300232800.

The previous prime is 1125886493. The next prime is 1125886507. The reversal of 1125886500 is 56885211.

1125886500 is a `hidden beast` number, since 1 + 12 + 588 + 65 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1125886493) and next prime (1125886507).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1125886507) 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 31 ways as a sum of consecutive naturals, for example, 28200 + ... + 55199.

It is an arithmetic number, because the mean of its divisors is an integer number (37947000).

Almost surely, 2^1125886500 is an apocalyptic number.

1125886500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125886500 is an abundant number, since it is smaller than the sum of its proper divisors (2517025500).

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

1125886500 is a wasteful number, since it uses less digits than its factorization.

1125886500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83427 (or 83409 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The square root of 1125886500 is about 33554.2322218822. The cubic root of 1125886500 is about 1040.3150241430.

The spelling of 1125886500 in words is "one billion, one hundred twenty-five million, eight hundred eighty-six thousand, five hundred".