1125230340 has 96 divisors (see below), whose sum is σ = 3592632960. Its totient is φ = 260683776.

The previous prime is 1125230299. The next prime is 1125230341. The reversal of 1125230340 is 430325211.

It is a super-2 number, since 2×1125230340² = 2532286636113031200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1125230341) 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 31 ways as a sum of consecutive naturals, for example, 29170 + ... + 55689.

It is an arithmetic number, because the mean of its divisors is an integer number (37423260).

Almost surely, 2^1125230340 is an apocalyptic number.

1125230340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125230340 is an abundant number, since it is smaller than the sum of its proper divisors (2467402620).

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

1125230340 is a wasteful number, since it uses less digits than its factorization.

1125230340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84901 (or 84899 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1125230340 is about 33544.4531927411. The cubic root of 1125230340 is about 1040.1128883869.

Adding to 1125230340 its reverse (430325211), we get a palindrome (1555555551).

The spelling of 1125230340 in words is "one billion, one hundred twenty-five million, two hundred thirty thousand, three hundred forty".