1125304030 has 32 divisors (see below), whose sum is σ = 2093764608. Its totient is φ = 435002400.

The previous prime is 1125304009. The next prime is 1125304031. The reversal of 1125304030 is 304035211.

It is a junction number, because it is equal to n+sod(n) for n = 1125303989 and 1125304007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125304031) 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, 271675 + ... + 275785.

It is an arithmetic number, because the mean of its divisors is an integer number (65430144).

Almost surely, 2^1125304030 is an apocalyptic number.

1125304030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125304030 is a deficient number, since it is larger than the sum of its proper divisors (968460578).

1125304030 is a wasteful number, since it uses less digits than its factorization.

1125304030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5032.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1125304030 is about 33545.5515679799. The cubic root of 1125304030 is about 1040.1355931443.

Adding to 1125304030 its reverse (304035211), we get a palindrome (1429339241).

The spelling of 1125304030 in words is "one billion, one hundred twenty-five million, three hundred four thousand, thirty".