1124985120 has 192 divisors, whose sum is σ = 4133203200. Its totient is φ = 257101824.

The previous prime is 1124985109. The next prime is 1124985143. The reversal of 1124985120 is 215894211.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161224 + ... + 168056.

It is an arithmetic number, because the mean of its divisors is an integer number (21527100).

Almost surely, 2^1124985120 is an apocalyptic number.

1124985120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1124985120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2066601600).

1124985120 is an abundant number, since it is smaller than the sum of its proper divisors (3008218080).

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

1124985120 is an equidigital number, since it uses as much as digits as its factorization.

1124985120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6872 (or 6850 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1124985120 is about 33540.7978438200. The cubic root of 1124985120 is about 1040.0373260765.

Subtracting from 1124985120 its reverse (215894211), we obtain a palindrome (909090909).

It can be divided in two parts, 11249 and 85120, that added together give a palindrome (96369).

The spelling of 1124985120 in words is "one billion, one hundred twenty-four million, nine hundred eighty-five thousand, one hundred twenty".