1123534212 has 24 divisors (see below), whose sum is σ = 2624403936. Its totient is φ = 374107968.

The previous prime is 1123534127. The next prime is 1123534241. The reversal of 1123534212 is 2124353211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38718 + ... + 61205.

It is an arithmetic number, because the mean of its divisors is an integer number (109350164).

Almost surely, 2^1123534212 is an apocalyptic number.

1123534212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123534212 is an abundant number, since it is smaller than the sum of its proper divisors (1500869724).

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

1123534212 is a wasteful number, since it uses less digits than its factorization.

1123534212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100867 (or 100865 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 1123534212 is about 33519.1618630299. The cubic root of 1123534212 is about 1039.5900171477.

Adding to 1123534212 its reverse (2124353211), we get a palindrome (3247887423).

The spelling of 1123534212 in words is "one billion, one hundred twenty-three million, five hundred thirty-four thousand, two hundred twelve".