1125814032 has 80 divisors (see below), whose sum is σ = 3693156480. Its totient is φ = 321660288.

The previous prime is 1125814013. The next prime is 1125814037. The reversal of 1125814032 is 2304185211.

1125814032 is a `hidden beast` number, since 1 + 1 + 258 + 1 + 403 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1125813987 and 1125814005.

It is not an unprimeable number, because it can be changed into a prime (1125814037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183123 + ... + 189170.

It is an arithmetic number, because the mean of its divisors is an integer number (46164456).

Almost surely, 2^1125814032 is an apocalyptic number.

1125814032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1125814032 is an abundant number, since it is smaller than the sum of its proper divisors (2567342448).

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

1125814032 is a wasteful number, since it uses less digits than its factorization.

1125814032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372317 (or 372305 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1125814032 is about 33553.1523407265. The cubic root of 1125814032 is about 1040.2927036081.

Adding to 1125814032 its reverse (2304185211), we get a palindrome (3429999243).

The spelling of 1125814032 in words is "one billion, one hundred twenty-five million, eight hundred fourteen thousand, thirty-two".