1124121252 has 48 divisors (see below), whose sum is σ = 2642976000. Its totient is φ = 371858592.

The previous prime is 1124121227. The next prime is 1124121281. The reversal of 1124121252 is 2521214211.

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 15 ways as a sum of consecutive naturals, for example, 1358863 + ... + 1359689.

It is an arithmetic number, because the mean of its divisors is an integer number (55062000).

Almost surely, 2^1124121252 is an apocalyptic number.

1124121252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1124121252 is an abundant number, since it is smaller than the sum of its proper divisors (1518854748).

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

1124121252 is a wasteful number, since it uses less digits than its factorization.

1124121252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560 (or 1558 counting only the distinct ones).

The product of its digits is 320, while the sum is 21.

The square root of 1124121252 is about 33527.9175016881. The cubic root of 1124121252 is about 1039.7710455070.

Adding to 1124121252 its reverse (2521214211), we get a palindrome (3645335463).

The spelling of 1124121252 in words is "one billion, one hundred twenty-four million, one hundred twenty-one thousand, two hundred fifty-two".