1123113530 has 96 divisors (see below), whose sum is σ = 2567593728. Its totient is φ = 346199040.

The previous prime is 1123113527. The next prime is 1123113583. The reversal of 1123113530 is 353113211.

It is a super-2 number, since 2×1123113530² = 2522768002538121800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 820907 + ... + 822273.

It is an arithmetic number, because the mean of its divisors is an integer number (26745768).

Almost surely, 2^1123113530 is an apocalyptic number.

1123113530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123113530 is an abundant number, since it is smaller than the sum of its proper divisors (1444480198).

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

1123113530 is a wasteful number, since it uses less digits than its factorization.

1123113530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500 (or 1489 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1123113530 is about 33512.8860291083. The cubic root of 1123113530 is about 1039.4602506193.

Adding to 1123113530 its reverse (353113211), we get a palindrome (1476226741).

The spelling of 1123113530 in words is "one billion, one hundred twenty-three million, one hundred thirteen thousand, five hundred thirty".