1125453124 has 24 divisors (see below), whose sum is σ = 2024893080. Its totient is φ = 546944256.

The previous prime is 1125453107. The next prime is 1125453137. The reversal of 1125453124 is 4213545211.

It can be written as a sum of positive squares in 4 ways, for example, as 3873024 + 1121580100 = 1968^2 + 33490^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1125453092 and 1125453101.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 160704 + ... + 167560.

It is an arithmetic number, because the mean of its divisors is an integer number (84370545).

Almost surely, 2^1125453124 is an apocalyptic number.

It is an amenable number.

1125453124 is a deficient number, since it is larger than the sum of its proper divisors (899439956).

1125453124 is a wasteful number, since it uses less digits than its factorization.

1125453124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8007 (or 8005 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 1125453124 is about 33547.7737562420. The cubic root of 1125453124 is about 1040.1815277314.

Adding to 1125453124 its reverse (4213545211), we get a palindrome (5338998335).

The spelling of 1125453124 in words is "one billion, one hundred twenty-five million, four hundred fifty-three thousand, one hundred twenty-four".